Home / 10,475.19-15,706.22-3,895.97

Finding the Fourth Proportional to 10,475.19, 15,706.22 and 3,895.97

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Solution

The fourth proportional to 10,475.19, 15,706.22 and 3,895.97 is: 5,841.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475.19 : 15,706.22 = 3,895.97 : x
  2. Step 2: Convert to fraction form
    10,475.19/15,706.22 = 3,895.97/x
  3. Step 3: Cross multiply
    10,475.19x = 15,706.22 × 3,895.97
  4. Step 4: Simplify right side
    10,475.19x = 61,190,863.92
  5. Step 5: Solve for x
    x = 61,190,863.92/10,475.19
  6. Step 6: Final answer
    x = 5,841.50

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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.