Home / 5,001.21-7,502.18-2,039.85

Finding the Fourth Proportional to 5,001.21, 7,502.18 and 2,039.85

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Solution

The fourth proportional to 5,001.21, 7,502.18 and 2,039.85 is: 3,059.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.21 : 7,502.18 = 2,039.85 : x
  2. Step 2: Convert to fraction form
    5,001.21/7,502.18 = 2,039.85/x
  3. Step 3: Cross multiply
    5,001.21x = 7,502.18 × 2,039.85
  4. Step 4: Simplify right side
    5,001.21x = 15,303,311.67
  5. Step 5: Solve for x
    x = 15,303,311.67/5,001.21
  6. Step 6: Final answer
    x = 3,059.92

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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.