Home / 8,177.42-12,263.18-3,497.76

Finding the Fourth Proportional to 8,177.42, 12,263.18 and 3,497.76

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Solution

The fourth proportional to 8,177.42, 12,263.18 and 3,497.76 is: 5,245.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.42 : 12,263.18 = 3,497.76 : x
  2. Step 2: Convert to fraction form
    8,177.42/12,263.18 = 3,497.76/x
  3. Step 3: Cross multiply
    8,177.42x = 12,263.18 × 3,497.76
  4. Step 4: Simplify right side
    8,177.42x = 42,893,660.48
  5. Step 5: Solve for x
    x = 42,893,660.48/8,177.42
  6. Step 6: Final answer
    x = 5,245.38

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1.5x scale

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.