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Finding the Fourth Proportional to 3,377.41, 4,658.55 and 2,934.55

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Solution

The fourth proportional to 3,377.41, 4,658.55 and 2,934.55 is: 4,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.41 : 4,658.55 = 2,934.55 : x
  2. Step 2: Convert to fraction form
    3,377.41/4,658.55 = 2,934.55/x
  3. Step 3: Cross multiply
    3,377.41x = 4,658.55 × 2,934.55
  4. Step 4: Simplify right side
    3,377.41x = 13,670,747.90
  5. Step 5: Solve for x
    x = 13,670,747.90/3,377.41
  6. Step 6: Final answer
    x = 4,047.70

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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.