Home / 5,377.68-8,057.42-2,605.68

Finding the Fourth Proportional to 5,377.68, 8,057.42 and 2,605.68

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Solution

The fourth proportional to 5,377.68, 8,057.42 and 2,605.68 is: 3,904.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.68 : 8,057.42 = 2,605.68 : x
  2. Step 2: Convert to fraction form
    5,377.68/8,057.42 = 2,605.68/x
  3. Step 3: Cross multiply
    5,377.68x = 8,057.42 × 2,605.68
  4. Step 4: Simplify right side
    5,377.68x = 20,995,058.15
  5. Step 5: Solve for x
    x = 20,995,058.15/5,377.68
  6. Step 6: Final answer
    x = 3,904.11

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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.