Home / 10,366.32-15,551.90-3,440.82

Finding the Fourth Proportional to 10,366.32, 15,551.90 and 3,440.82

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Solution

The fourth proportional to 10,366.32, 15,551.90 and 3,440.82 is: 5,162.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.32 : 15,551.90 = 3,440.82 : x
  2. Step 2: Convert to fraction form
    10,366.32/15,551.90 = 3,440.82/x
  3. Step 3: Cross multiply
    10,366.32x = 15,551.90 × 3,440.82
  4. Step 4: Simplify right side
    10,366.32x = 53,511,210.80
  5. Step 5: Solve for x
    x = 53,511,210.80/10,366.32
  6. Step 6: Final answer
    x = 5,162.03

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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.