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Finding the Fourth Proportional to 9,859.04, 13,605.48 and 5,667.04

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Solution

The fourth proportional to 9,859.04, 13,605.48 and 5,667.04 is: 7,820.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859.04 : 13,605.48 = 5,667.04 : x
  2. Step 2: Convert to fraction form
    9,859.04/13,605.48 = 5,667.04/x
  3. Step 3: Cross multiply
    9,859.04x = 13,605.48 × 5,667.04
  4. Step 4: Simplify right side
    9,859.04x = 77,102,799.38
  5. Step 5: Solve for x
    x = 77,102,799.38/9,859.04
  6. Step 6: Final answer
    x = 7,820.52

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Half scale
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Double scale
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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.