Home / 3,370.76-5,057.55-1,616.70

Finding the Fourth Proportional to 3,370.76, 5,057.55 and 1,616.70

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Solution

The fourth proportional to 3,370.76, 5,057.55 and 1,616.70 is: 2,425.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.76 : 5,057.55 = 1,616.70 : x
  2. Step 2: Convert to fraction form
    3,370.76/5,057.55 = 1,616.70/x
  3. Step 3: Cross multiply
    3,370.76x = 5,057.55 × 1,616.70
  4. Step 4: Simplify right side
    3,370.76x = 8,176,541.09
  5. Step 5: Solve for x
    x = 8,176,541.09/3,370.76
  6. Step 6: Final answer
    x = 2,425.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.