Home / 4,553.42-6,281.89-2,781.95

Finding the Fourth Proportional to 4,553.42, 6,281.89 and 2,781.95

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Solution

The fourth proportional to 4,553.42, 6,281.89 and 2,781.95 is: 3,837.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.42 : 6,281.89 = 2,781.95 : x
  2. Step 2: Convert to fraction form
    4,553.42/6,281.89 = 2,781.95/x
  3. Step 3: Cross multiply
    4,553.42x = 6,281.89 × 2,781.95
  4. Step 4: Simplify right side
    4,553.42x = 17,475,865.52
  5. Step 5: Solve for x
    x = 17,475,865.52/4,553.42
  6. Step 6: Final answer
    x = 3,837.97

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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.