Home / 4,987.92-7,467.30-3,502.02

Finding the Fourth Proportional to 4,987.92, 7,467.30 and 3,502.02

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Solution

The fourth proportional to 4,987.92, 7,467.30 and 3,502.02 is: 5,242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.92 : 7,467.30 = 3,502.02 : x
  2. Step 2: Convert to fraction form
    4,987.92/7,467.30 = 3,502.02/x
  3. Step 3: Cross multiply
    4,987.92x = 7,467.30 × 3,502.02
  4. Step 4: Simplify right side
    4,987.92x = 26,150,633.95
  5. Step 5: Solve for x
    x = 26,150,633.95/4,987.92
  6. Step 6: Final answer
    x = 5,242.79

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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.