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Finding the Fourth Proportional to 10,641.04, 15,960.98 and 3,244.88

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Solution

The fourth proportional to 10,641.04, 15,960.98 and 3,244.88 is: 4,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.04 : 15,960.98 = 3,244.88 : x
  2. Step 2: Convert to fraction form
    10,641.04/15,960.98 = 3,244.88/x
  3. Step 3: Cross multiply
    10,641.04x = 15,960.98 × 3,244.88
  4. Step 4: Simplify right side
    10,641.04x = 51,791,512.80
  5. Step 5: Solve for x
    x = 51,791,512.80/10,641.04
  6. Step 6: Final answer
    x = 4,867.15

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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.