Home / 7,341.92-10,132.05-4,154.57

Finding the Fourth Proportional to 7,341.92, 10,132.05 and 4,154.57

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Solution

The fourth proportional to 7,341.92, 10,132.05 and 4,154.57 is: 5,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.92 : 10,132.05 = 4,154.57 : x
  2. Step 2: Convert to fraction form
    7,341.92/10,132.05 = 4,154.57/x
  3. Step 3: Cross multiply
    7,341.92x = 10,132.05 × 4,154.57
  4. Step 4: Simplify right side
    7,341.92x = 42,094,310.97
  5. Step 5: Solve for x
    x = 42,094,310.97/7,341.92
  6. Step 6: Final answer
    x = 5,733.42

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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.