Home / 9,366.13-12,925.20-5,117.20

Finding the Fourth Proportional to 9,366.13, 12,925.20 and 5,117.20

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Solution

The fourth proportional to 9,366.13, 12,925.20 and 5,117.20 is: 7,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,366.13 : 12,925.20 = 5,117.20 : x
  2. Step 2: Convert to fraction form
    9,366.13/12,925.20 = 5,117.20/x
  3. Step 3: Cross multiply
    9,366.13x = 12,925.20 × 5,117.20
  4. Step 4: Simplify right side
    9,366.13x = 66,140,833.44
  5. Step 5: Solve for x
    x = 66,140,833.44/9,366.13
  6. Step 6: Final answer
    x = 7,061.70

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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.