Home / 8,546.31-12,819.47-2,703.42

Finding the Fourth Proportional to 8,546.31, 12,819.47 and 2,703.42

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Solution

The fourth proportional to 8,546.31, 12,819.47 and 2,703.42 is: 4,055.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.31 : 12,819.47 = 2,703.42 : x
  2. Step 2: Convert to fraction form
    8,546.31/12,819.47 = 2,703.42/x
  3. Step 3: Cross multiply
    8,546.31x = 12,819.47 × 2,703.42
  4. Step 4: Simplify right side
    8,546.31x = 34,656,398.07
  5. Step 5: Solve for x
    x = 34,656,398.07/8,546.31
  6. Step 6: Final answer
    x = 4,055.13

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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.