Home / 9,301.20-13,943.70-5,604.90

Finding the Fourth Proportional to 9,301.20, 13,943.70 and 5,604.90

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Solution

The fourth proportional to 9,301.20, 13,943.70 and 5,604.90 is: 8,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.20 : 13,943.70 = 5,604.90 : x
  2. Step 2: Convert to fraction form
    9,301.20/13,943.70 = 5,604.90/x
  3. Step 3: Cross multiply
    9,301.20x = 13,943.70 × 5,604.90
  4. Step 4: Simplify right side
    9,301.20x = 78,153,044.13
  5. Step 5: Solve for x
    x = 78,153,044.13/9,301.20
  6. Step 6: Final answer
    x = 8,402.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.