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Finding the Fourth Proportional to 2,069.06, 3,101.84 and 898.18

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Solution

The fourth proportional to 2,069.06, 3,101.84 and 898.18 is: 1,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.06 : 3,101.84 = 898.18 : x
  2. Step 2: Convert to fraction form
    2,069.06/3,101.84 = 898.18/x
  3. Step 3: Cross multiply
    2,069.06x = 3,101.84 × 898.18
  4. Step 4: Simplify right side
    2,069.06x = 2,786,010.14
  5. Step 5: Solve for x
    x = 2,786,010.14/2,069.06
  6. Step 6: Final answer
    x = 1,346.51

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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.