Home / 2,615.92-3,610.02-1,436.92

Finding the Fourth Proportional to 2,615.92, 3,610.02 and 1,436.92

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Solution

The fourth proportional to 2,615.92, 3,610.02 and 1,436.92 is: 1,982.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.92 : 3,610.02 = 1,436.92 : x
  2. Step 2: Convert to fraction form
    2,615.92/3,610.02 = 1,436.92/x
  3. Step 3: Cross multiply
    2,615.92x = 3,610.02 × 1,436.92
  4. Step 4: Simplify right side
    2,615.92x = 5,187,309.94
  5. Step 5: Solve for x
    x = 5,187,309.94/2,615.92
  6. Step 6: Final answer
    x = 1,982.98

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1.5x scale

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.