Home / 3,750.40-5,177.01-3,356.74

Finding the Fourth Proportional to 3,750.40, 5,177.01 and 3,356.74

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Solution

The fourth proportional to 3,750.40, 5,177.01 and 3,356.74 is: 4,633.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.40 : 5,177.01 = 3,356.74 : x
  2. Step 2: Convert to fraction form
    3,750.40/5,177.01 = 3,356.74/x
  3. Step 3: Cross multiply
    3,750.40x = 5,177.01 × 3,356.74
  4. Step 4: Simplify right side
    3,750.40x = 17,377,876.55
  5. Step 5: Solve for x
    x = 17,377,876.55/3,750.40
  6. Step 6: Final answer
    x = 4,633.61

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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.