Home / 4,177.25-5,761.15-2,916.76

Finding the Fourth Proportional to 4,177.25, 5,761.15 and 2,916.76

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Solution

The fourth proportional to 4,177.25, 5,761.15 and 2,916.76 is: 4,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.25 : 5,761.15 = 2,916.76 : x
  2. Step 2: Convert to fraction form
    4,177.25/5,761.15 = 2,916.76/x
  3. Step 3: Cross multiply
    4,177.25x = 5,761.15 × 2,916.76
  4. Step 4: Simplify right side
    4,177.25x = 16,803,889.18
  5. Step 5: Solve for x
    x = 16,803,889.18/4,177.25
  6. Step 6: Final answer
    x = 4,022.72

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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.