Home / 4,127.50-5,693.28-2,447.68

Finding the Fourth Proportional to 4,127.50, 5,693.28 and 2,447.68

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Solution

The fourth proportional to 4,127.50, 5,693.28 and 2,447.68 is: 3,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.50 : 5,693.28 = 2,447.68 : x
  2. Step 2: Convert to fraction form
    4,127.50/5,693.28 = 2,447.68/x
  3. Step 3: Cross multiply
    4,127.50x = 5,693.28 × 2,447.68
  4. Step 4: Simplify right side
    4,127.50x = 13,935,327.59
  5. Step 5: Solve for x
    x = 13,935,327.59/4,127.50
  6. Step 6: Final answer
    x = 3,376.22

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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.