Home / 10,252.32-15,378.28-3,326.82

Finding the Fourth Proportional to 10,252.32, 15,378.28 and 3,326.82

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Solution

The fourth proportional to 10,252.32, 15,378.28 and 3,326.82 is: 4,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.32 : 15,378.28 = 3,326.82 : x
  2. Step 2: Convert to fraction form
    10,252.32/15,378.28 = 3,326.82/x
  3. Step 3: Cross multiply
    10,252.32x = 15,378.28 × 3,326.82
  4. Step 4: Simplify right side
    10,252.32x = 51,160,769.47
  5. Step 5: Solve for x
    x = 51,160,769.47/10,252.32
  6. Step 6: Final answer
    x = 4,990.17

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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.