Home / 8,749.03-13,119.59-2,507.61

Finding the Fourth Proportional to 8,749.03, 13,119.59 and 2,507.61

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Solution

The fourth proportional to 8,749.03, 13,119.59 and 2,507.61 is: 3,760.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.03 : 13,119.59 = 2,507.61 : x
  2. Step 2: Convert to fraction form
    8,749.03/13,119.59 = 2,507.61/x
  3. Step 3: Cross multiply
    8,749.03x = 13,119.59 × 2,507.61
  4. Step 4: Simplify right side
    8,749.03x = 32,898,815.08
  5. Step 5: Solve for x
    x = 32,898,815.08/8,749.03
  6. Step 6: Final answer
    x = 3,760.28

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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.