Home / 3,759.74-5,638.70-1,567.28

Finding the Fourth Proportional to 3,759.74, 5,638.70 and 1,567.28

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Solution

The fourth proportional to 3,759.74, 5,638.70 and 1,567.28 is: 2,350.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.74 : 5,638.70 = 1,567.28 : x
  2. Step 2: Convert to fraction form
    3,759.74/5,638.70 = 1,567.28/x
  3. Step 3: Cross multiply
    3,759.74x = 5,638.70 × 1,567.28
  4. Step 4: Simplify right side
    3,759.74x = 8,837,385.71
  5. Step 5: Solve for x
    x = 8,837,385.71/3,759.74
  6. Step 6: Final answer
    x = 2,350.53

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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.