Home / 9,243.85-12,755.04-5,265.04

Finding the Fourth Proportional to 9,243.85, 12,755.04 and 5,265.04

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Solution

The fourth proportional to 9,243.85, 12,755.04 and 5,265.04 is: 7,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.85 : 12,755.04 = 5,265.04 : x
  2. Step 2: Convert to fraction form
    9,243.85/12,755.04 = 5,265.04/x
  3. Step 3: Cross multiply
    9,243.85x = 12,755.04 × 5,265.04
  4. Step 4: Simplify right side
    9,243.85x = 67,155,795.80
  5. Step 5: Solve for x
    x = 67,155,795.80/9,243.85
  6. Step 6: Final answer
    x = 7,264.92

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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.