Home / 5,098.08-7,647.72-1,811.48

Finding the Fourth Proportional to 5,098.08, 7,647.72 and 1,811.48

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Solution

The fourth proportional to 5,098.08, 7,647.72 and 1,811.48 is: 2,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.08 : 7,647.72 = 1,811.48 : x
  2. Step 2: Convert to fraction form
    5,098.08/7,647.72 = 1,811.48/x
  3. Step 3: Cross multiply
    5,098.08x = 7,647.72 × 1,811.48
  4. Step 4: Simplify right side
    5,098.08x = 13,853,691.83
  5. Step 5: Solve for x
    x = 13,853,691.83/5,098.08
  6. Step 6: Final answer
    x = 2,717.43

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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.