Home / 8,265.56-12,331.30-7,588.19

Finding the Fourth Proportional to 8,265.56, 12,331.30 and 7,588.19

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Solution

The fourth proportional to 8,265.56, 12,331.30 and 7,588.19 is: 11,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.56 : 12,331.30 = 7,588.19 : x
  2. Step 2: Convert to fraction form
    8,265.56/12,331.30 = 7,588.19/x
  3. Step 3: Cross multiply
    8,265.56x = 12,331.30 × 7,588.19
  4. Step 4: Simplify right side
    8,265.56x = 93,572,209.41
  5. Step 5: Solve for x
    x = 93,572,209.41/8,265.56
  6. Step 6: Final answer
    x = 11,320.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.