Home / 7,181.30-10,772.49-2,250.92

Finding the Fourth Proportional to 7,181.30, 10,772.49 and 2,250.92

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Solution

The fourth proportional to 7,181.30, 10,772.49 and 2,250.92 is: 3,376.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.30 : 10,772.49 = 2,250.92 : x
  2. Step 2: Convert to fraction form
    7,181.30/10,772.49 = 2,250.92/x
  3. Step 3: Cross multiply
    7,181.30x = 10,772.49 × 2,250.92
  4. Step 4: Simplify right side
    7,181.30x = 24,248,013.19
  5. Step 5: Solve for x
    x = 24,248,013.19/7,181.30
  6. Step 6: Final answer
    x = 3,376.55

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1.5x scale

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.