Home / 10,294.24-15,427.92-4,142.56

Finding the Fourth Proportional to 10,294.24, 15,427.92 and 4,142.56

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Solution

The fourth proportional to 10,294.24, 15,427.92 and 4,142.56 is: 6,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294.24 : 15,427.92 = 4,142.56 : x
  2. Step 2: Convert to fraction form
    10,294.24/15,427.92 = 4,142.56/x
  3. Step 3: Cross multiply
    10,294.24x = 15,427.92 × 4,142.56
  4. Step 4: Simplify right side
    10,294.24x = 63,911,084.28
  5. Step 5: Solve for x
    x = 63,911,084.28/10,294.24
  6. Step 6: Final answer
    x = 6,208.43

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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.