Home / 4,446.12-6,135.42-2,557.80

Finding the Fourth Proportional to 4,446.12, 6,135.42 and 2,557.80

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Solution

The fourth proportional to 4,446.12, 6,135.42 and 2,557.80 is: 3,529.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.12 : 6,135.42 = 2,557.80 : x
  2. Step 2: Convert to fraction form
    4,446.12/6,135.42 = 2,557.80/x
  3. Step 3: Cross multiply
    4,446.12x = 6,135.42 × 2,557.80
  4. Step 4: Simplify right side
    4,446.12x = 15,693,177.28
  5. Step 5: Solve for x
    x = 15,693,177.28/4,446.12
  6. Step 6: Final answer
    x = 3,529.63

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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.