Home / 10,988.64-15,164.52-5,952.96

Finding the Fourth Proportional to 10,988.64, 15,164.52 and 5,952.96

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Solution

The fourth proportional to 10,988.64, 15,164.52 and 5,952.96 is: 8,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.64 : 15,164.52 = 5,952.96 : x
  2. Step 2: Convert to fraction form
    10,988.64/15,164.52 = 5,952.96/x
  3. Step 3: Cross multiply
    10,988.64x = 15,164.52 × 5,952.96
  4. Step 4: Simplify right side
    10,988.64x = 90,273,780.98
  5. Step 5: Solve for x
    x = 90,273,780.98/10,988.64
  6. Step 6: Final answer
    x = 8,215.19

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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.