Home / 9,132.17-12,590.93-7,451.87

Finding the Fourth Proportional to 9,132.17, 12,590.93 and 7,451.87

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Solution

The fourth proportional to 9,132.17, 12,590.93 and 7,451.87 is: 10,274.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.17 : 12,590.93 = 7,451.87 : x
  2. Step 2: Convert to fraction form
    9,132.17/12,590.93 = 7,451.87/x
  3. Step 3: Cross multiply
    9,132.17x = 12,590.93 × 7,451.87
  4. Step 4: Simplify right side
    9,132.17x = 93,825,936.28
  5. Step 5: Solve for x
    x = 93,825,936.28/9,132.17
  6. Step 6: Final answer
    x = 10,274.22

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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.