Home / 5,274.18-7,262.70-3,779.53

Finding the Fourth Proportional to 5,274.18, 7,262.70 and 3,779.53

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Solution

The fourth proportional to 5,274.18, 7,262.70 and 3,779.53 is: 5,204.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.18 : 7,262.70 = 3,779.53 : x
  2. Step 2: Convert to fraction form
    5,274.18/7,262.70 = 3,779.53/x
  3. Step 3: Cross multiply
    5,274.18x = 7,262.70 × 3,779.53
  4. Step 4: Simplify right side
    5,274.18x = 27,449,560.20
  5. Step 5: Solve for x
    x = 27,449,560.20/5,274.18
  6. Step 6: Final answer
    x = 5,204.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.