Home / 4,149.57-6,220.41-1,551.90

Finding the Fourth Proportional to 4,149.57, 6,220.41 and 1,551.90

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Solution

The fourth proportional to 4,149.57, 6,220.41 and 1,551.90 is: 2,326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.57 : 6,220.41 = 1,551.90 : x
  2. Step 2: Convert to fraction form
    4,149.57/6,220.41 = 1,551.90/x
  3. Step 3: Cross multiply
    4,149.57x = 6,220.41 × 1,551.90
  4. Step 4: Simplify right side
    4,149.57x = 9,653,454.28
  5. Step 5: Solve for x
    x = 9,653,454.28/4,149.57
  6. Step 6: Final answer
    x = 2,326.37

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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.