Home / 3,177.26-4,384.40-1,850.76

Finding the Fourth Proportional to 3,177.26, 4,384.40 and 1,850.76

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Solution

The fourth proportional to 3,177.26, 4,384.40 and 1,850.76 is: 2,553.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.26 : 4,384.40 = 1,850.76 : x
  2. Step 2: Convert to fraction form
    3,177.26/4,384.40 = 1,850.76/x
  3. Step 3: Cross multiply
    3,177.26x = 4,384.40 × 1,850.76
  4. Step 4: Simplify right side
    3,177.26x = 8,114,472.14
  5. Step 5: Solve for x
    x = 8,114,472.14/3,177.26
  6. Step 6: Final answer
    x = 2,553.92

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.