Home / 4,167.42-6,251.27-1,245.89

Finding the Fourth Proportional to 4,167.42, 6,251.27 and 1,245.89

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Solution

The fourth proportional to 4,167.42, 6,251.27 and 1,245.89 is: 1,868.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.42 : 6,251.27 = 1,245.89 : x
  2. Step 2: Convert to fraction form
    4,167.42/6,251.27 = 1,245.89/x
  3. Step 3: Cross multiply
    4,167.42x = 6,251.27 × 1,245.89
  4. Step 4: Simplify right side
    4,167.42x = 7,788,357.29
  5. Step 5: Solve for x
    x = 7,788,357.29/4,167.42
  6. Step 6: Final answer
    x = 1,868.87

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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.