Home / 8,247.03-11,374.29-7,250.19

Finding the Fourth Proportional to 8,247.03, 11,374.29 and 7,250.19

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Solution

The fourth proportional to 8,247.03, 11,374.29 and 7,250.19 is: 9,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.03 : 11,374.29 = 7,250.19 : x
  2. Step 2: Convert to fraction form
    8,247.03/11,374.29 = 7,250.19/x
  3. Step 3: Cross multiply
    8,247.03x = 11,374.29 × 7,250.19
  4. Step 4: Simplify right side
    8,247.03x = 82,465,763.62
  5. Step 5: Solve for x
    x = 82,465,763.62/8,247.03
  6. Step 6: Final answer
    x = 9,999.45

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Half scale
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Double scale
Find fourth proportional to 8,248.03, 11,375.67 and 7,251.19
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.