Home / 8,938.24-13,404.16-3,393.08

Finding the Fourth Proportional to 8,938.24, 13,404.16 and 3,393.08

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Solution

The fourth proportional to 8,938.24, 13,404.16 and 3,393.08 is: 5,088.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938.24 : 13,404.16 = 3,393.08 : x
  2. Step 2: Convert to fraction form
    8,938.24/13,404.16 = 3,393.08/x
  3. Step 3: Cross multiply
    8,938.24x = 13,404.16 × 3,393.08
  4. Step 4: Simplify right side
    8,938.24x = 45,481,387.21
  5. Step 5: Solve for x
    x = 45,481,387.21/8,938.24
  6. Step 6: Final answer
    x = 5,088.41

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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.