Home / 3,565.91-5,341.68-2,986.70

Finding the Fourth Proportional to 3,565.91, 5,341.68 and 2,986.70

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Solution

The fourth proportional to 3,565.91, 5,341.68 and 2,986.70 is: 4,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.91 : 5,341.68 = 2,986.70 : x
  2. Step 2: Convert to fraction form
    3,565.91/5,341.68 = 2,986.70/x
  3. Step 3: Cross multiply
    3,565.91x = 5,341.68 × 2,986.70
  4. Step 4: Simplify right side
    3,565.91x = 15,953,995.66
  5. Step 5: Solve for x
    x = 15,953,995.66/3,565.91
  6. Step 6: Final answer
    x = 4,474.03

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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.