Home / 9,572.20-14,329.95-7,117.90

Finding the Fourth Proportional to 9,572.20, 14,329.95 and 7,117.90

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Solution

The fourth proportional to 9,572.20, 14,329.95 and 7,117.90 is: 10,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,572.20 : 14,329.95 = 7,117.90 : x
  2. Step 2: Convert to fraction form
    9,572.20/14,329.95 = 7,117.90/x
  3. Step 3: Cross multiply
    9,572.20x = 14,329.95 × 7,117.90
  4. Step 4: Simplify right side
    9,572.20x = 101,999,151.11
  5. Step 5: Solve for x
    x = 101,999,151.11/9,572.20
  6. Step 6: Final answer
    x = 10,655.77

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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.