Home / 6,087.47-9,125.67-3,167.78

Finding the Fourth Proportional to 6,087.47, 9,125.67 and 3,167.78

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Solution

The fourth proportional to 6,087.47, 9,125.67 and 3,167.78 is: 4,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.47 : 9,125.67 = 3,167.78 : x
  2. Step 2: Convert to fraction form
    6,087.47/9,125.67 = 3,167.78/x
  3. Step 3: Cross multiply
    6,087.47x = 9,125.67 × 3,167.78
  4. Step 4: Simplify right side
    6,087.47x = 28,908,114.91
  5. Step 5: Solve for x
    x = 28,908,114.91/6,087.47
  6. Step 6: Final answer
    x = 4,748.79

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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.