Home / 7,250.12-10,876.55-2,318.44

Finding the Fourth Proportional to 7,250.12, 10,876.55 and 2,318.44

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Solution

The fourth proportional to 7,250.12, 10,876.55 and 2,318.44 is: 3,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.12 : 10,876.55 = 2,318.44 : x
  2. Step 2: Convert to fraction form
    7,250.12/10,876.55 = 2,318.44/x
  3. Step 3: Cross multiply
    7,250.12x = 10,876.55 × 2,318.44
  4. Step 4: Simplify right side
    7,250.12x = 25,216,629.75
  5. Step 5: Solve for x
    x = 25,216,629.75/7,250.12
  6. Step 6: Final answer
    x = 3,478.10

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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.