Home / 2,475.90-3,713.82-1,655.76

Finding the Fourth Proportional to 2,475.90, 3,713.82 and 1,655.76

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Solution

The fourth proportional to 2,475.90, 3,713.82 and 1,655.76 is: 2,483.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.90 : 3,713.82 = 1,655.76 : x
  2. Step 2: Convert to fraction form
    2,475.90/3,713.82 = 1,655.76/x
  3. Step 3: Cross multiply
    2,475.90x = 3,713.82 × 1,655.76
  4. Step 4: Simplify right side
    2,475.90x = 6,149,194.60
  5. Step 5: Solve for x
    x = 6,149,194.60/2,475.90
  6. Step 6: Final answer
    x = 2,483.62

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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.