Home / 2,634.14-3,635.12-1,455.18

Finding the Fourth Proportional to 2,634.14, 3,635.12 and 1,455.18

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Solution

The fourth proportional to 2,634.14, 3,635.12 and 1,455.18 is: 2,008.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.14 : 3,635.12 = 1,455.18 : x
  2. Step 2: Convert to fraction form
    2,634.14/3,635.12 = 1,455.18/x
  3. Step 3: Cross multiply
    2,634.14x = 3,635.12 × 1,455.18
  4. Step 4: Simplify right side
    2,634.14x = 5,289,753.92
  5. Step 5: Solve for x
    x = 5,289,753.92/2,634.14
  6. Step 6: Final answer
    x = 2,008.15

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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.