Home / 11,252.60-15,528.42-6,472.40

Finding the Fourth Proportional to 11,252.60, 15,528.42 and 6,472.40

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Solution

The fourth proportional to 11,252.60, 15,528.42 and 6,472.40 is: 8,931.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.60 : 15,528.42 = 6,472.40 : x
  2. Step 2: Convert to fraction form
    11,252.60/15,528.42 = 6,472.40/x
  3. Step 3: Cross multiply
    11,252.60x = 15,528.42 × 6,472.40
  4. Step 4: Simplify right side
    11,252.60x = 100,506,145.61
  5. Step 5: Solve for x
    x = 100,506,145.61/11,252.60
  6. Step 6: Final answer
    x = 8,931.82

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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.