Home / 4,167.42-6,247.45-1,572.18

Finding the Fourth Proportional to 4,167.42, 6,247.45 and 1,572.18

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Solution

The fourth proportional to 4,167.42, 6,247.45 and 1,572.18 is: 2,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.42 : 6,247.45 = 1,572.18 : x
  2. Step 2: Convert to fraction form
    4,167.42/6,247.45 = 1,572.18/x
  3. Step 3: Cross multiply
    4,167.42x = 6,247.45 × 1,572.18
  4. Step 4: Simplify right side
    4,167.42x = 9,822,108.08
  5. Step 5: Solve for x
    x = 9,822,108.08/4,167.42
  6. Step 6: Final answer
    x = 2,356.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.