Home / 1,598.20-2,205.04-968.96

Finding the Fourth Proportional to 1,598.20, 2,205.04 and 968.96

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Solution

The fourth proportional to 1,598.20, 2,205.04 and 968.96 is: 1,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.20 : 2,205.04 = 968.96 : x
  2. Step 2: Convert to fraction form
    1,598.20/2,205.04 = 968.96/x
  3. Step 3: Cross multiply
    1,598.20x = 2,205.04 × 968.96
  4. Step 4: Simplify right side
    1,598.20x = 2,136,595.56
  5. Step 5: Solve for x
    x = 2,136,595.56/1,598.20
  6. Step 6: Final answer
    x = 1,336.88

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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.