Home / 4,318.72-5,957.75-4,151.05

Finding the Fourth Proportional to 4,318.72, 5,957.75 and 4,151.05

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Solution

The fourth proportional to 4,318.72, 5,957.75 and 4,151.05 is: 5,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.72 : 5,957.75 = 4,151.05 : x
  2. Step 2: Convert to fraction form
    4,318.72/5,957.75 = 4,151.05/x
  3. Step 3: Cross multiply
    4,318.72x = 5,957.75 × 4,151.05
  4. Step 4: Simplify right side
    4,318.72x = 24,730,913.62
  5. Step 5: Solve for x
    x = 24,730,913.62/4,318.72
  6. Step 6: Final answer
    x = 5,726.45

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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.