Home / 5,439.42-7,506.13-3,049.10

Finding the Fourth Proportional to 5,439.42, 7,506.13 and 3,049.10

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Solution

The fourth proportional to 5,439.42, 7,506.13 and 3,049.10 is: 4,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.42 : 7,506.13 = 3,049.10 : x
  2. Step 2: Convert to fraction form
    5,439.42/7,506.13 = 3,049.10/x
  3. Step 3: Cross multiply
    5,439.42x = 7,506.13 × 3,049.10
  4. Step 4: Simplify right side
    5,439.42x = 22,886,940.98
  5. Step 5: Solve for x
    x = 22,886,940.98/5,439.42
  6. Step 6: Final answer
    x = 4,207.61

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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.