Home / 8,883.28-13,326.54-3,689.56

Finding the Fourth Proportional to 8,883.28, 13,326.54 and 3,689.56

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Solution

The fourth proportional to 8,883.28, 13,326.54 and 3,689.56 is: 5,535.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.28 : 13,326.54 = 3,689.56 : x
  2. Step 2: Convert to fraction form
    8,883.28/13,326.54 = 3,689.56/x
  3. Step 3: Cross multiply
    8,883.28x = 13,326.54 × 3,689.56
  4. Step 4: Simplify right side
    8,883.28x = 49,169,068.92
  5. Step 5: Solve for x
    x = 49,169,068.92/8,883.28
  6. Step 6: Final answer
    x = 5,535.01

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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.