Home / 3,300.20-4,945.98-1,350.18

Finding the Fourth Proportional to 3,300.20, 4,945.98 and 1,350.18

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Solution

The fourth proportional to 3,300.20, 4,945.98 and 1,350.18 is: 2,023.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.20 : 4,945.98 = 1,350.18 : x
  2. Step 2: Convert to fraction form
    3,300.20/4,945.98 = 1,350.18/x
  3. Step 3: Cross multiply
    3,300.20x = 4,945.98 × 1,350.18
  4. Step 4: Simplify right side
    3,300.20x = 6,677,963.28
  5. Step 5: Solve for x
    x = 6,677,963.28/3,300.20
  6. Step 6: Final answer
    x = 2,023.50

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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.