Home / 3,282.14-4,532.57-2,807.30

Finding the Fourth Proportional to 3,282.14, 4,532.57 and 2,807.30

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Solution

The fourth proportional to 3,282.14, 4,532.57 and 2,807.30 is: 3,876.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.14 : 4,532.57 = 2,807.30 : x
  2. Step 2: Convert to fraction form
    3,282.14/4,532.57 = 2,807.30/x
  3. Step 3: Cross multiply
    3,282.14x = 4,532.57 × 2,807.30
  4. Step 4: Simplify right side
    3,282.14x = 12,724,247.06
  5. Step 5: Solve for x
    x = 12,724,247.06/3,282.14
  6. Step 6: Final answer
    x = 3,876.82

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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.