Home / 7,253.32-10,872.78-4,327.24

Finding the Fourth Proportional to 7,253.32, 10,872.78 and 4,327.24

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Solution

The fourth proportional to 7,253.32, 10,872.78 and 4,327.24 is: 6,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.32 : 10,872.78 = 4,327.24 : x
  2. Step 2: Convert to fraction form
    7,253.32/10,872.78 = 4,327.24/x
  3. Step 3: Cross multiply
    7,253.32x = 10,872.78 × 4,327.24
  4. Step 4: Simplify right side
    7,253.32x = 47,049,128.53
  5. Step 5: Solve for x
    x = 47,049,128.53/7,253.32
  6. Step 6: Final answer
    x = 6,486.56

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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.