Home / 3,904.82-5,857.28-1,565.04

Finding the Fourth Proportional to 3,904.82, 5,857.28 and 1,565.04

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Solution

The fourth proportional to 3,904.82, 5,857.28 and 1,565.04 is: 2,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.82 : 5,857.28 = 1,565.04 : x
  2. Step 2: Convert to fraction form
    3,904.82/5,857.28 = 1,565.04/x
  3. Step 3: Cross multiply
    3,904.82x = 5,857.28 × 1,565.04
  4. Step 4: Simplify right side
    3,904.82x = 9,166,877.49
  5. Step 5: Solve for x
    x = 9,166,877.49/3,904.82
  6. Step 6: Final answer
    x = 2,347.58

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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.