Home / 8,708.82-13,065.05-2,864.97

Finding the Fourth Proportional to 8,708.82, 13,065.05 and 2,864.97

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Solution

The fourth proportional to 8,708.82, 13,065.05 and 2,864.97 is: 4,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.82 : 13,065.05 = 2,864.97 : x
  2. Step 2: Convert to fraction form
    8,708.82/13,065.05 = 2,864.97/x
  3. Step 3: Cross multiply
    8,708.82x = 13,065.05 × 2,864.97
  4. Step 4: Simplify right side
    8,708.82x = 37,430,967.35
  5. Step 5: Solve for x
    x = 37,430,967.35/8,708.82
  6. Step 6: Final answer
    x = 4,298.05

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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.