Home / 3,250.18-4,867.95-1,948.90

Finding the Fourth Proportional to 3,250.18, 4,867.95 and 1,948.90

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Solution

The fourth proportional to 3,250.18, 4,867.95 and 1,948.90 is: 2,918.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.18 : 4,867.95 = 1,948.90 : x
  2. Step 2: Convert to fraction form
    3,250.18/4,867.95 = 1,948.90/x
  3. Step 3: Cross multiply
    3,250.18x = 4,867.95 × 1,948.90
  4. Step 4: Simplify right side
    3,250.18x = 9,487,147.76
  5. Step 5: Solve for x
    x = 9,487,147.76/3,250.18
  6. Step 6: Final answer
    x = 2,918.96

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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.