Home / 8,948.40-13,426.89-3,687.24

Finding the Fourth Proportional to 8,948.40, 13,426.89 and 3,687.24

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Solution

The fourth proportional to 8,948.40, 13,426.89 and 3,687.24 is: 5,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.40 : 13,426.89 = 3,687.24 : x
  2. Step 2: Convert to fraction form
    8,948.40/13,426.89 = 3,687.24/x
  3. Step 3: Cross multiply
    8,948.40x = 13,426.89 × 3,687.24
  4. Step 4: Simplify right side
    8,948.40x = 49,508,165.88
  5. Step 5: Solve for x
    x = 49,508,165.88/8,948.40
  6. Step 6: Final answer
    x = 5,532.63

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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.