Home / 1,649.18-2,471.67-1,606.11

Finding the Fourth Proportional to 1,649.18, 2,471.67 and 1,606.11

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Solution

The fourth proportional to 1,649.18, 2,471.67 and 1,606.11 is: 2,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649.18 : 2,471.67 = 1,606.11 : x
  2. Step 2: Convert to fraction form
    1,649.18/2,471.67 = 1,606.11/x
  3. Step 3: Cross multiply
    1,649.18x = 2,471.67 × 1,606.11
  4. Step 4: Simplify right side
    1,649.18x = 3,969,773.90
  5. Step 5: Solve for x
    x = 3,969,773.90/1,649.18
  6. Step 6: Final answer
    x = 2,407.13

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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.