Home / 11,240.56-16,862.96-4,314.48

Finding the Fourth Proportional to 11,240.56, 16,862.96 and 4,314.48

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Solution

The fourth proportional to 11,240.56, 16,862.96 and 4,314.48 is: 6,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.56 : 16,862.96 = 4,314.48 : x
  2. Step 2: Convert to fraction form
    11,240.56/16,862.96 = 4,314.48/x
  3. Step 3: Cross multiply
    11,240.56x = 16,862.96 × 4,314.48
  4. Step 4: Simplify right side
    11,240.56x = 72,754,903.66
  5. Step 5: Solve for x
    x = 72,754,903.66/11,240.56
  6. Step 6: Final answer
    x = 6,472.53

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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.