Home / 1,695.24-2,542.50-1,611.92

Finding the Fourth Proportional to 1,695.24, 2,542.50 and 1,611.92

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Solution

The fourth proportional to 1,695.24, 2,542.50 and 1,611.92 is: 2,417.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.24 : 2,542.50 = 1,611.92 : x
  2. Step 2: Convert to fraction form
    1,695.24/2,542.50 = 1,611.92/x
  3. Step 3: Cross multiply
    1,695.24x = 2,542.50 × 1,611.92
  4. Step 4: Simplify right side
    1,695.24x = 4,098,293.89
  5. Step 5: Solve for x
    x = 4,098,293.89/1,695.24
  6. Step 6: Final answer
    x = 2,417.53

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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.