Home / 4,117.75-6,177.63-1,344.55

Finding the Fourth Proportional to 4,117.75, 6,177.63 and 1,344.55

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Solution

The fourth proportional to 4,117.75, 6,177.63 and 1,344.55 is: 2,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.75 : 6,177.63 = 1,344.55 : x
  2. Step 2: Convert to fraction form
    4,117.75/6,177.63 = 1,344.55/x
  3. Step 3: Cross multiply
    4,117.75x = 6,177.63 × 1,344.55
  4. Step 4: Simplify right side
    4,117.75x = 8,306,132.42
  5. Step 5: Solve for x
    x = 8,306,132.42/4,117.75
  6. Step 6: Final answer
    x = 2,017.15

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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.