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Finding the Fourth Proportional to 8,750.46, 13,119.50 and 4,065.49

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Solution

The fourth proportional to 8,750.46, 13,119.50 and 4,065.49 is: 6,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.46 : 13,119.50 = 4,065.49 : x
  2. Step 2: Convert to fraction form
    8,750.46/13,119.50 = 4,065.49/x
  3. Step 3: Cross multiply
    8,750.46x = 13,119.50 × 4,065.49
  4. Step 4: Simplify right side
    8,750.46x = 53,337,222.62
  5. Step 5: Solve for x
    x = 53,337,222.62/8,750.46
  6. Step 6: Final answer
    x = 6,095.36

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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.