Home / 4,113.22-6,171.90-1,648.75

Finding the Fourth Proportional to 4,113.22, 6,171.90 and 1,648.75

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Solution

The fourth proportional to 4,113.22, 6,171.90 and 1,648.75 is: 2,473.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.22 : 6,171.90 = 1,648.75 : x
  2. Step 2: Convert to fraction form
    4,113.22/6,171.90 = 1,648.75/x
  3. Step 3: Cross multiply
    4,113.22x = 6,171.90 × 1,648.75
  4. Step 4: Simplify right side
    4,113.22x = 10,175,920.13
  5. Step 5: Solve for x
    x = 10,175,920.13/4,113.22
  6. Step 6: Final answer
    x = 2,473.95

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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.