Home / 6,127.42-9,187.71-3,000.69

Finding the Fourth Proportional to 6,127.42, 9,187.71 and 3,000.69

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Solution

The fourth proportional to 6,127.42, 9,187.71 and 3,000.69 is: 4,499.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.42 : 9,187.71 = 3,000.69 : x
  2. Step 2: Convert to fraction form
    6,127.42/9,187.71 = 3,000.69/x
  3. Step 3: Cross multiply
    6,127.42x = 9,187.71 × 3,000.69
  4. Step 4: Simplify right side
    6,127.42x = 27,569,469.52
  5. Step 5: Solve for x
    x = 27,569,469.52/6,127.42
  6. Step 6: Final answer
    x = 4,499.36

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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.