Home / 9,327.54-12,874.74-7,452.21

Finding the Fourth Proportional to 9,327.54, 12,874.74 and 7,452.21

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Solution

The fourth proportional to 9,327.54, 12,874.74 and 7,452.21 is: 10,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.54 : 12,874.74 = 7,452.21 : x
  2. Step 2: Convert to fraction form
    9,327.54/12,874.74 = 7,452.21/x
  3. Step 3: Cross multiply
    9,327.54x = 12,874.74 × 7,452.21
  4. Step 4: Simplify right side
    9,327.54x = 95,945,266.18
  5. Step 5: Solve for x
    x = 95,945,266.18/9,327.54
  6. Step 6: Final answer
    x = 10,286.23

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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.