Home / 2,251.02-3,103.38-1,851.18

Finding the Fourth Proportional to 2,251.02, 3,103.38 and 1,851.18

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Solution

The fourth proportional to 2,251.02, 3,103.38 and 1,851.18 is: 2,552.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.02 : 3,103.38 = 1,851.18 : x
  2. Step 2: Convert to fraction form
    2,251.02/3,103.38 = 1,851.18/x
  3. Step 3: Cross multiply
    2,251.02x = 3,103.38 × 1,851.18
  4. Step 4: Simplify right side
    2,251.02x = 5,744,914.99
  5. Step 5: Solve for x
    x = 5,744,914.99/2,251.02
  6. Step 6: Final answer
    x = 2,552.14

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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.