Home / 9,250.48-12,765.12-5,271.04

Finding the Fourth Proportional to 9,250.48, 12,765.12 and 5,271.04

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Solution

The fourth proportional to 9,250.48, 12,765.12 and 5,271.04 is: 7,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.48 : 12,765.12 = 5,271.04 : x
  2. Step 2: Convert to fraction form
    9,250.48/12,765.12 = 5,271.04/x
  3. Step 3: Cross multiply
    9,250.48x = 12,765.12 × 5,271.04
  4. Step 4: Simplify right side
    9,250.48x = 67,285,458.12
  5. Step 5: Solve for x
    x = 67,285,458.12/9,250.48
  6. Step 6: Final answer
    x = 7,273.73

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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.