Home / 4,148.40-6,224.76-2,687.16

Finding the Fourth Proportional to 4,148.40, 6,224.76 and 2,687.16

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Solution

The fourth proportional to 4,148.40, 6,224.76 and 2,687.16 is: 4,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.40 : 6,224.76 = 2,687.16 : x
  2. Step 2: Convert to fraction form
    4,148.40/6,224.76 = 2,687.16/x
  3. Step 3: Cross multiply
    4,148.40x = 6,224.76 × 2,687.16
  4. Step 4: Simplify right side
    4,148.40x = 16,726,926.08
  5. Step 5: Solve for x
    x = 16,726,926.08/4,148.40
  6. Step 6: Final answer
    x = 4,032.14

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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.