Home / 8,964.64-13,446.56-2,724.80

Finding the Fourth Proportional to 8,964.64, 13,446.56 and 2,724.80

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Solution

The fourth proportional to 8,964.64, 13,446.56 and 2,724.80 is: 4,087.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.64 : 13,446.56 = 2,724.80 : x
  2. Step 2: Convert to fraction form
    8,964.64/13,446.56 = 2,724.80/x
  3. Step 3: Cross multiply
    8,964.64x = 13,446.56 × 2,724.80
  4. Step 4: Simplify right side
    8,964.64x = 36,639,186.69
  5. Step 5: Solve for x
    x = 36,639,186.69/8,964.64
  6. Step 6: Final answer
    x = 4,087.08

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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.