Home / 7,513.17-10,367.47-4,155.90

Finding the Fourth Proportional to 7,513.17, 10,367.47 and 4,155.90

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Solution

The fourth proportional to 7,513.17, 10,367.47 and 4,155.90 is: 5,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.17 : 10,367.47 = 4,155.90 : x
  2. Step 2: Convert to fraction form
    7,513.17/10,367.47 = 4,155.90/x
  3. Step 3: Cross multiply
    7,513.17x = 10,367.47 × 4,155.90
  4. Step 4: Simplify right side
    7,513.17x = 43,086,168.57
  5. Step 5: Solve for x
    x = 43,086,168.57/7,513.17
  6. Step 6: Final answer
    x = 5,734.75

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Double scale
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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.