Home / 4,117.60-6,176.72-1,344.68

Finding the Fourth Proportional to 4,117.60, 6,176.72 and 1,344.68

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Solution

The fourth proportional to 4,117.60, 6,176.72 and 1,344.68 is: 2,017.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.60 : 6,176.72 = 1,344.68 : x
  2. Step 2: Convert to fraction form
    4,117.60/6,176.72 = 1,344.68/x
  3. Step 3: Cross multiply
    4,117.60x = 6,176.72 × 1,344.68
  4. Step 4: Simplify right side
    4,117.60x = 8,305,711.85
  5. Step 5: Solve for x
    x = 8,305,711.85/4,117.60
  6. Step 6: Final answer
    x = 2,017.12

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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.