Home / 7,181.57-10,772.49-2,251.10

Finding the Fourth Proportional to 7,181.57, 10,772.49 and 2,251.10

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Solution

The fourth proportional to 7,181.57, 10,772.49 and 2,251.10 is: 3,376.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.57 : 10,772.49 = 2,251.10 : x
  2. Step 2: Convert to fraction form
    7,181.57/10,772.49 = 2,251.10/x
  3. Step 3: Cross multiply
    7,181.57x = 10,772.49 × 2,251.10
  4. Step 4: Simplify right side
    7,181.57x = 24,249,952.24
  5. Step 5: Solve for x
    x = 24,249,952.24/7,181.57
  6. Step 6: Final answer
    x = 3,376.69

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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.