Home / 9,124.56-13,687.52-3,281.20

Finding the Fourth Proportional to 9,124.56, 13,687.52 and 3,281.20

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Solution

The fourth proportional to 9,124.56, 13,687.52 and 3,281.20 is: 4,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.56 : 13,687.52 = 3,281.20 : x
  2. Step 2: Convert to fraction form
    9,124.56/13,687.52 = 3,281.20/x
  3. Step 3: Cross multiply
    9,124.56x = 13,687.52 × 3,281.20
  4. Step 4: Simplify right side
    9,124.56x = 44,911,490.62
  5. Step 5: Solve for x
    x = 44,911,490.62/9,124.56
  6. Step 6: Final answer
    x = 4,922.04

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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.