Home / 8,929.38-13,401.63-4,984.56

Finding the Fourth Proportional to 8,929.38, 13,401.63 and 4,984.56

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Solution

The fourth proportional to 8,929.38, 13,401.63 and 4,984.56 is: 7,481.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.38 : 13,401.63 = 4,984.56 : x
  2. Step 2: Convert to fraction form
    8,929.38/13,401.63 = 4,984.56/x
  3. Step 3: Cross multiply
    8,929.38x = 13,401.63 × 4,984.56
  4. Step 4: Simplify right side
    8,929.38x = 66,801,228.83
  5. Step 5: Solve for x
    x = 66,801,228.83/8,929.38
  6. Step 6: Final answer
    x = 7,481.06

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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.