Home / 1,523.30-2,098.51-1,449.18

Finding the Fourth Proportional to 1,523.30, 2,098.51 and 1,449.18

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Solution

The fourth proportional to 1,523.30, 2,098.51 and 1,449.18 is: 1,996.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523.30 : 2,098.51 = 1,449.18 : x
  2. Step 2: Convert to fraction form
    1,523.30/2,098.51 = 1,449.18/x
  3. Step 3: Cross multiply
    1,523.30x = 2,098.51 × 1,449.18
  4. Step 4: Simplify right side
    1,523.30x = 3,041,115.10
  5. Step 5: Solve for x
    x = 3,041,115.10/1,523.30
  6. Step 6: Final answer
    x = 1,996.41

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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.