Home / 8,749.26-13,119.03-2,902.68

Finding the Fourth Proportional to 8,749.26, 13,119.03 and 2,902.68

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Solution

The fourth proportional to 8,749.26, 13,119.03 and 2,902.68 is: 4,352.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.26 : 13,119.03 = 2,902.68 : x
  2. Step 2: Convert to fraction form
    8,749.26/13,119.03 = 2,902.68/x
  3. Step 3: Cross multiply
    8,749.26x = 13,119.03 × 2,902.68
  4. Step 4: Simplify right side
    8,749.26x = 38,080,346.00
  5. Step 5: Solve for x
    x = 38,080,346.00/8,749.26
  6. Step 6: Final answer
    x = 4,352.41

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1.5x scale

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.