Home / 8,965.08-13,449.92-5,270.48

Finding the Fourth Proportional to 8,965.08, 13,449.92 and 5,270.48

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Solution

The fourth proportional to 8,965.08, 13,449.92 and 5,270.48 is: 7,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.08 : 13,449.92 = 5,270.48 : x
  2. Step 2: Convert to fraction form
    8,965.08/13,449.92 = 5,270.48/x
  3. Step 3: Cross multiply
    8,965.08x = 13,449.92 × 5,270.48
  4. Step 4: Simplify right side
    8,965.08x = 70,887,534.36
  5. Step 5: Solve for x
    x = 70,887,534.36/8,965.08
  6. Step 6: Final answer
    x = 7,907.07

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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.