Home / 5,031.55-7,543.98-2,254.42

Finding the Fourth Proportional to 5,031.55, 7,543.98 and 2,254.42

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Solution

The fourth proportional to 5,031.55, 7,543.98 and 2,254.42 is: 3,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.55 : 7,543.98 = 2,254.42 : x
  2. Step 2: Convert to fraction form
    5,031.55/7,543.98 = 2,254.42/x
  3. Step 3: Cross multiply
    5,031.55x = 7,543.98 × 2,254.42
  4. Step 4: Simplify right side
    5,031.55x = 17,007,299.39
  5. Step 5: Solve for x
    x = 17,007,299.39/5,031.55
  6. Step 6: Final answer
    x = 3,380.13

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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.