Home / 8,546.48-12,819.76-2,703.12

Finding the Fourth Proportional to 8,546.48, 12,819.76 and 2,703.12

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Solution

The fourth proportional to 8,546.48, 12,819.76 and 2,703.12 is: 4,054.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.48 : 12,819.76 = 2,703.12 : x
  2. Step 2: Convert to fraction form
    8,546.48/12,819.76 = 2,703.12/x
  3. Step 3: Cross multiply
    8,546.48x = 12,819.76 × 2,703.12
  4. Step 4: Simplify right side
    8,546.48x = 34,653,349.65
  5. Step 5: Solve for x
    x = 34,653,349.65/8,546.48
  6. Step 6: Final answer
    x = 4,054.69

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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.