Home / 4,177.76-6,240.20-3,937.86

Finding the Fourth Proportional to 4,177.76, 6,240.20 and 3,937.86

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Solution

The fourth proportional to 4,177.76, 6,240.20 and 3,937.86 is: 5,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.76 : 6,240.20 = 3,937.86 : x
  2. Step 2: Convert to fraction form
    4,177.76/6,240.20 = 3,937.86/x
  3. Step 3: Cross multiply
    4,177.76x = 6,240.20 × 3,937.86
  4. Step 4: Simplify right side
    4,177.76x = 24,573,014.28
  5. Step 5: Solve for x
    x = 24,573,014.28/4,177.76
  6. Step 6: Final answer
    x = 5,881.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.