Home / 3,116.01-4,672.38-1,472.13

Finding the Fourth Proportional to 3,116.01, 4,672.38 and 1,472.13

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Solution

The fourth proportional to 3,116.01, 4,672.38 and 1,472.13 is: 2,207.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.01 : 4,672.38 = 1,472.13 : x
  2. Step 2: Convert to fraction form
    3,116.01/4,672.38 = 1,472.13/x
  3. Step 3: Cross multiply
    3,116.01x = 4,672.38 × 1,472.13
  4. Step 4: Simplify right side
    3,116.01x = 6,878,350.77
  5. Step 5: Solve for x
    x = 6,878,350.77/3,116.01
  6. Step 6: Final answer
    x = 2,207.42

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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.