Home / 10,326.12-15,490.20-3,304.37

Finding the Fourth Proportional to 10,326.12, 15,490.20 and 3,304.37

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Solution

The fourth proportional to 10,326.12, 15,490.20 and 3,304.37 is: 4,956.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.12 : 15,490.20 = 3,304.37 : x
  2. Step 2: Convert to fraction form
    10,326.12/15,490.20 = 3,304.37/x
  3. Step 3: Cross multiply
    10,326.12x = 15,490.20 × 3,304.37
  4. Step 4: Simplify right side
    10,326.12x = 51,185,352.17
  5. Step 5: Solve for x
    x = 51,185,352.17/10,326.12
  6. Step 6: Final answer
    x = 4,956.88

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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.