Home / 3,565.14-4,919.88-2,389.02

Finding the Fourth Proportional to 3,565.14, 4,919.88 and 2,389.02

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Solution

The fourth proportional to 3,565.14, 4,919.88 and 2,389.02 is: 3,296.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.14 : 4,919.88 = 2,389.02 : x
  2. Step 2: Convert to fraction form
    3,565.14/4,919.88 = 2,389.02/x
  3. Step 3: Cross multiply
    3,565.14x = 4,919.88 × 2,389.02
  4. Step 4: Simplify right side
    3,565.14x = 11,753,691.72
  5. Step 5: Solve for x
    x = 11,753,691.72/3,565.14
  6. Step 6: Final answer
    x = 3,296.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.