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Finding the Fourth Proportional to 8,294.04, 11,448.06 and 5,645.88

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Solution

The fourth proportional to 8,294.04, 11,448.06 and 5,645.88 is: 7,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294.04 : 11,448.06 = 5,645.88 : x
  2. Step 2: Convert to fraction form
    8,294.04/11,448.06 = 5,645.88/x
  3. Step 3: Cross multiply
    8,294.04x = 11,448.06 × 5,645.88
  4. Step 4: Simplify right side
    8,294.04x = 64,634,372.99
  5. Step 5: Solve for x
    x = 64,634,372.99/8,294.04
  6. Step 6: Final answer
    x = 7,792.87

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Half scale
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Double scale
Find fourth proportional to 8,295.04, 11,449.44 and 5,646.88
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.