Home / 5,472.32-8,207.76-1,523.84

Finding the Fourth Proportional to 5,472.32, 8,207.76 and 1,523.84

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Solution

The fourth proportional to 5,472.32, 8,207.76 and 1,523.84 is: 2,285.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.32 : 8,207.76 = 1,523.84 : x
  2. Step 2: Convert to fraction form
    5,472.32/8,207.76 = 1,523.84/x
  3. Step 3: Cross multiply
    5,472.32x = 8,207.76 × 1,523.84
  4. Step 4: Simplify right side
    5,472.32x = 12,507,313.00
  5. Step 5: Solve for x
    x = 12,507,313.00/5,472.32
  6. Step 6: Final answer
    x = 2,285.56

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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.