Home / 8,938.96-13,400.24-4,551.29

Finding the Fourth Proportional to 8,938.96, 13,400.24 and 4,551.29

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Solution

The fourth proportional to 8,938.96, 13,400.24 and 4,551.29 is: 6,822.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938.96 : 13,400.24 = 4,551.29 : x
  2. Step 2: Convert to fraction form
    8,938.96/13,400.24 = 4,551.29/x
  3. Step 3: Cross multiply
    8,938.96x = 13,400.24 × 4,551.29
  4. Step 4: Simplify right side
    8,938.96x = 60,988,338.80
  5. Step 5: Solve for x
    x = 60,988,338.80/8,938.96
  6. Step 6: Final answer
    x = 6,822.76

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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.