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Finding the Fourth Proportional to 8,869.84, 13,304.76 and 2,713.04

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Solution

The fourth proportional to 8,869.84, 13,304.76 and 2,713.04 is: 4,069.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.84 : 13,304.76 = 2,713.04 : x
  2. Step 2: Convert to fraction form
    8,869.84/13,304.76 = 2,713.04/x
  3. Step 3: Cross multiply
    8,869.84x = 13,304.76 × 2,713.04
  4. Step 4: Simplify right side
    8,869.84x = 36,096,346.07
  5. Step 5: Solve for x
    x = 36,096,346.07/8,869.84
  6. Step 6: Final answer
    x = 4,069.56

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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.