Home / 3,278.07-4,895.16-2,576.86

Finding the Fourth Proportional to 3,278.07, 4,895.16 and 2,576.86

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Solution

The fourth proportional to 3,278.07, 4,895.16 and 2,576.86 is: 3,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.07 : 4,895.16 = 2,576.86 : x
  2. Step 2: Convert to fraction form
    3,278.07/4,895.16 = 2,576.86/x
  3. Step 3: Cross multiply
    3,278.07x = 4,895.16 × 2,576.86
  4. Step 4: Simplify right side
    3,278.07x = 12,614,154.88
  5. Step 5: Solve for x
    x = 12,614,154.88/3,278.07
  6. Step 6: Final answer
    x = 3,848.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.