Home / 4,171.10-6,254.80-1,248.85

Finding the Fourth Proportional to 4,171.10, 6,254.80 and 1,248.85

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Solution

The fourth proportional to 4,171.10, 6,254.80 and 1,248.85 is: 1,872.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.10 : 6,254.80 = 1,248.85 : x
  2. Step 2: Convert to fraction form
    4,171.10/6,254.80 = 1,248.85/x
  3. Step 3: Cross multiply
    4,171.10x = 6,254.80 × 1,248.85
  4. Step 4: Simplify right side
    4,171.10x = 7,811,306.98
  5. Step 5: Solve for x
    x = 7,811,306.98/4,171.10
  6. Step 6: Final answer
    x = 1,872.72

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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.