Home / 6,687.12-10,034.52-6,634.32

Finding the Fourth Proportional to 6,687.12, 10,034.52 and 6,634.32

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Solution

The fourth proportional to 6,687.12, 10,034.52 and 6,634.32 is: 9,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.12 : 10,034.52 = 6,634.32 : x
  2. Step 2: Convert to fraction form
    6,687.12/10,034.52 = 6,634.32/x
  3. Step 3: Cross multiply
    6,687.12x = 10,034.52 × 6,634.32
  4. Step 4: Simplify right side
    6,687.12x = 66,572,216.73
  5. Step 5: Solve for x
    x = 66,572,216.73/6,687.12
  6. Step 6: Final answer
    x = 9,955.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.