Home / 3,284.75-4,534.31-2,340.70

Finding the Fourth Proportional to 3,284.75, 4,534.31 and 2,340.70

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Solution

The fourth proportional to 3,284.75, 4,534.31 and 2,340.70 is: 3,231.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.75 : 4,534.31 = 2,340.70 : x
  2. Step 2: Convert to fraction form
    3,284.75/4,534.31 = 2,340.70/x
  3. Step 3: Cross multiply
    3,284.75x = 4,534.31 × 2,340.70
  4. Step 4: Simplify right side
    3,284.75x = 10,613,453.93
  5. Step 5: Solve for x
    x = 10,613,453.93/3,284.75
  6. Step 6: Final answer
    x = 3,231.13

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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.