Home / 10,375.12-15,566.70-3,805.84

Finding the Fourth Proportional to 10,375.12, 15,566.70 and 3,805.84

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Solution

The fourth proportional to 10,375.12, 15,566.70 and 3,805.84 is: 5,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.12 : 15,566.70 = 3,805.84 : x
  2. Step 2: Convert to fraction form
    10,375.12/15,566.70 = 3,805.84/x
  3. Step 3: Cross multiply
    10,375.12x = 15,566.70 × 3,805.84
  4. Step 4: Simplify right side
    10,375.12x = 59,244,369.53
  5. Step 5: Solve for x
    x = 59,244,369.53/10,375.12
  6. Step 6: Final answer
    x = 5,710.23

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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.