Home / 2,634.15-3,635.04-1,455.15

Finding the Fourth Proportional to 2,634.15, 3,635.04 and 1,455.15

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Solution

The fourth proportional to 2,634.15, 3,635.04 and 1,455.15 is: 2,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.15 : 3,635.04 = 1,455.15 : x
  2. Step 2: Convert to fraction form
    2,634.15/3,635.04 = 1,455.15/x
  3. Step 3: Cross multiply
    2,634.15x = 3,635.04 × 1,455.15
  4. Step 4: Simplify right side
    2,634.15x = 5,289,528.46
  5. Step 5: Solve for x
    x = 5,289,528.46/2,634.15
  6. Step 6: Final answer
    x = 2,008.06

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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.