Home / 5,108.16-7,049.78-3,433.06

Finding the Fourth Proportional to 5,108.16, 7,049.78 and 3,433.06

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Solution

The fourth proportional to 5,108.16, 7,049.78 and 3,433.06 is: 4,737.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.16 : 7,049.78 = 3,433.06 : x
  2. Step 2: Convert to fraction form
    5,108.16/7,049.78 = 3,433.06/x
  3. Step 3: Cross multiply
    5,108.16x = 7,049.78 × 3,433.06
  4. Step 4: Simplify right side
    5,108.16x = 24,202,322.25
  5. Step 5: Solve for x
    x = 24,202,322.25/5,108.16
  6. Step 6: Final answer
    x = 4,737.97

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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.