Home / 3,565.28-5,345.66-1,486.69

Finding the Fourth Proportional to 3,565.28, 5,345.66 and 1,486.69

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Solution

The fourth proportional to 3,565.28, 5,345.66 and 1,486.69 is: 2,229.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.28 : 5,345.66 = 1,486.69 : x
  2. Step 2: Convert to fraction form
    3,565.28/5,345.66 = 1,486.69/x
  3. Step 3: Cross multiply
    3,565.28x = 5,345.66 × 1,486.69
  4. Step 4: Simplify right side
    3,565.28x = 7,947,329.62
  5. Step 5: Solve for x
    x = 7,947,329.62/3,565.28
  6. Step 6: Final answer
    x = 2,229.09

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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.