Home / 5,045-7,569.03-2,581.55

Finding the Fourth Proportional to 5,045, 7,569.03 and 2,581.55

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Solution

The fourth proportional to 5,045, 7,569.03 and 2,581.55 is: 3,873.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045 : 7,569.03 = 2,581.55 : x
  2. Step 2: Convert to fraction form
    5,045/7,569.03 = 2,581.55/x
  3. Step 3: Cross multiply
    5,045x = 7,569.03 × 2,581.55
  4. Step 4: Simplify right side
    5,045x = 19,539,829.40
  5. Step 5: Solve for x
    x = 19,539,829.40/5,045
  6. Step 6: Final answer
    x = 3,873.11

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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.