Home / 9,250.54-13,872.22-7,280.04

Finding the Fourth Proportional to 9,250.54, 13,872.22 and 7,280.04

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Solution

The fourth proportional to 9,250.54, 13,872.22 and 7,280.04 is: 10,917.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.54 : 13,872.22 = 7,280.04 : x
  2. Step 2: Convert to fraction form
    9,250.54/13,872.22 = 7,280.04/x
  3. Step 3: Cross multiply
    9,250.54x = 13,872.22 × 7,280.04
  4. Step 4: Simplify right side
    9,250.54x = 100,990,316.49
  5. Step 5: Solve for x
    x = 100,990,316.49/9,250.54
  6. Step 6: Final answer
    x = 10,917.23

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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.