Home / 2,298.42-3,170.88-1,600.20

Finding the Fourth Proportional to 2,298.42, 3,170.88 and 1,600.20

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Solution

The fourth proportional to 2,298.42, 3,170.88 and 1,600.20 is: 2,207.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.42 : 3,170.88 = 1,600.20 : x
  2. Step 2: Convert to fraction form
    2,298.42/3,170.88 = 1,600.20/x
  3. Step 3: Cross multiply
    2,298.42x = 3,170.88 × 1,600.20
  4. Step 4: Simplify right side
    2,298.42x = 5,074,042.18
  5. Step 5: Solve for x
    x = 5,074,042.18/2,298.42
  6. Step 6: Final answer
    x = 2,207.62

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