Home / 4,148.57-6,218.91-1,550.90

Finding the Fourth Proportional to 4,148.57, 6,218.91 and 1,550.90

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Solution

The fourth proportional to 4,148.57, 6,218.91 and 1,550.90 is: 2,324.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.57 : 6,218.91 = 1,550.90 : x
  2. Step 2: Convert to fraction form
    4,148.57/6,218.91 = 1,550.90/x
  3. Step 3: Cross multiply
    4,148.57x = 6,218.91 × 1,550.90
  4. Step 4: Simplify right side
    4,148.57x = 9,644,923.07
  5. Step 5: Solve for x
    x = 9,644,923.07/4,148.57
  6. Step 6: Final answer
    x = 2,324.88

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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.