Home / 4,407.46-6,082.49-2,638.72

Finding the Fourth Proportional to 4,407.46, 6,082.49 and 2,638.72

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Solution

The fourth proportional to 4,407.46, 6,082.49 and 2,638.72 is: 3,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407.46 : 6,082.49 = 2,638.72 : x
  2. Step 2: Convert to fraction form
    4,407.46/6,082.49 = 2,638.72/x
  3. Step 3: Cross multiply
    4,407.46x = 6,082.49 × 2,638.72
  4. Step 4: Simplify right side
    4,407.46x = 16,049,988.01
  5. Step 5: Solve for x
    x = 16,049,988.01/4,407.46
  6. Step 6: Final answer
    x = 3,641.55

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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.