Home / 6,314.60-9,472.02-2,155.56

Finding the Fourth Proportional to 6,314.60, 9,472.02 and 2,155.56

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Solution

The fourth proportional to 6,314.60, 9,472.02 and 2,155.56 is: 3,233.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,314.60 : 9,472.02 = 2,155.56 : x
  2. Step 2: Convert to fraction form
    6,314.60/9,472.02 = 2,155.56/x
  3. Step 3: Cross multiply
    6,314.60x = 9,472.02 × 2,155.56
  4. Step 4: Simplify right side
    6,314.60x = 20,417,507.43
  5. Step 5: Solve for x
    x = 20,417,507.43/6,314.60
  6. Step 6: Final answer
    x = 3,233.38

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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.