Home / 2,398.20-3,598.69-1,011.43

Finding the Fourth Proportional to 2,398.20, 3,598.69 and 1,011.43

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Solution

The fourth proportional to 2,398.20, 3,598.69 and 1,011.43 is: 1,517.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.20 : 3,598.69 = 1,011.43 : x
  2. Step 2: Convert to fraction form
    2,398.20/3,598.69 = 1,011.43/x
  3. Step 3: Cross multiply
    2,398.20x = 3,598.69 × 1,011.43
  4. Step 4: Simplify right side
    2,398.20x = 3,639,823.03
  5. Step 5: Solve for x
    x = 3,639,823.03/2,398.20
  6. Step 6: Final answer
    x = 1,517.73

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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.