Home / 3,306.62-4,563.34-1,981.26

Finding the Fourth Proportional to 3,306.62, 4,563.34 and 1,981.26

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Solution

The fourth proportional to 3,306.62, 4,563.34 and 1,981.26 is: 2,734.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.62 : 4,563.34 = 1,981.26 : x
  2. Step 2: Convert to fraction form
    3,306.62/4,563.34 = 1,981.26/x
  3. Step 3: Cross multiply
    3,306.62x = 4,563.34 × 1,981.26
  4. Step 4: Simplify right side
    3,306.62x = 9,041,158.06
  5. Step 5: Solve for x
    x = 9,041,158.06/3,306.62
  6. Step 6: Final answer
    x = 2,734.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.