Home / 3,309.87-4,565.12-2,314.83

Finding the Fourth Proportional to 3,309.87, 4,565.12 and 2,314.83

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Solution

The fourth proportional to 3,309.87, 4,565.12 and 2,314.83 is: 3,192.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.87 : 4,565.12 = 2,314.83 : x
  2. Step 2: Convert to fraction form
    3,309.87/4,565.12 = 2,314.83/x
  3. Step 3: Cross multiply
    3,309.87x = 4,565.12 × 2,314.83
  4. Step 4: Simplify right side
    3,309.87x = 10,567,465.16
  5. Step 5: Solve for x
    x = 10,567,465.16/3,309.87
  6. Step 6: Final answer
    x = 3,192.71

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1.5x scale

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.