Home / 3,868.44-5,805.30-1,560.12

Finding the Fourth Proportional to 3,868.44, 5,805.30 and 1,560.12

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Solution

The fourth proportional to 3,868.44, 5,805.30 and 1,560.12 is: 2,341.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.44 : 5,805.30 = 1,560.12 : x
  2. Step 2: Convert to fraction form
    3,868.44/5,805.30 = 1,560.12/x
  3. Step 3: Cross multiply
    3,868.44x = 5,805.30 × 1,560.12
  4. Step 4: Simplify right side
    3,868.44x = 9,056,964.64
  5. Step 5: Solve for x
    x = 9,056,964.64/3,868.44
  6. Step 6: Final answer
    x = 2,341.24

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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.