Home / 4,149.45-6,225.24-1,227.72

Finding the Fourth Proportional to 4,149.45, 6,225.24 and 1,227.72

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Solution

The fourth proportional to 4,149.45, 6,225.24 and 1,227.72 is: 1,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.45 : 6,225.24 = 1,227.72 : x
  2. Step 2: Convert to fraction form
    4,149.45/6,225.24 = 1,227.72/x
  3. Step 3: Cross multiply
    4,149.45x = 6,225.24 × 1,227.72
  4. Step 4: Simplify right side
    4,149.45x = 7,642,851.65
  5. Step 5: Solve for x
    x = 7,642,851.65/4,149.45
  6. Step 6: Final answer
    x = 1,841.90

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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.