Home / 4,149.61-6,225.47-1,227.91

Finding the Fourth Proportional to 4,149.61, 6,225.47 and 1,227.91

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Solution

The fourth proportional to 4,149.61, 6,225.47 and 1,227.91 is: 1,842.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.61 : 6,225.47 = 1,227.91 : x
  2. Step 2: Convert to fraction form
    4,149.61/6,225.47 = 1,227.91/x
  3. Step 3: Cross multiply
    4,149.61x = 6,225.47 × 1,227.91
  4. Step 4: Simplify right side
    4,149.61x = 7,644,310.73
  5. Step 5: Solve for x
    x = 7,644,310.73/4,149.61
  6. Step 6: Final answer
    x = 1,842.18

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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.