Home / 7,561.04-11,344.16-3,403.97

Finding the Fourth Proportional to 7,561.04, 11,344.16 and 3,403.97

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Solution

The fourth proportional to 7,561.04, 11,344.16 and 3,403.97 is: 5,107.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.04 : 11,344.16 = 3,403.97 : x
  2. Step 2: Convert to fraction form
    7,561.04/11,344.16 = 3,403.97/x
  3. Step 3: Cross multiply
    7,561.04x = 11,344.16 × 3,403.97
  4. Step 4: Simplify right side
    7,561.04x = 38,615,132.10
  5. Step 5: Solve for x
    x = 38,615,132.10/7,561.04
  6. Step 6: Final answer
    x = 5,107.12

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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.