Home / 2,675.02-3,687.78-2,150.14

Finding the Fourth Proportional to 2,675.02, 3,687.78 and 2,150.14

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Solution

The fourth proportional to 2,675.02, 3,687.78 and 2,150.14 is: 2,964.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.02 : 3,687.78 = 2,150.14 : x
  2. Step 2: Convert to fraction form
    2,675.02/3,687.78 = 2,150.14/x
  3. Step 3: Cross multiply
    2,675.02x = 3,687.78 × 2,150.14
  4. Step 4: Simplify right side
    2,675.02x = 7,929,243.29
  5. Step 5: Solve for x
    x = 7,929,243.29/2,675.02
  6. Step 6: Final answer
    x = 2,964.18

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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.