Home / 3,759.21-5,637.80-1,567.55

Finding the Fourth Proportional to 3,759.21, 5,637.80 and 1,567.55

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Solution

The fourth proportional to 3,759.21, 5,637.80 and 1,567.55 is: 2,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.21 : 5,637.80 = 1,567.55 : x
  2. Step 2: Convert to fraction form
    3,759.21/5,637.80 = 1,567.55/x
  3. Step 3: Cross multiply
    3,759.21x = 5,637.80 × 1,567.55
  4. Step 4: Simplify right side
    3,759.21x = 8,837,551.40
  5. Step 5: Solve for x
    x = 8,837,551.40/3,759.21
  6. Step 6: Final answer
    x = 2,350.91

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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.