Home / 8,367.20-11,544.72-5,009.48

Finding the Fourth Proportional to 8,367.20, 11,544.72 and 5,009.48

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Solution

The fourth proportional to 8,367.20, 11,544.72 and 5,009.48 is: 6,911.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367.20 : 11,544.72 = 5,009.48 : x
  2. Step 2: Convert to fraction form
    8,367.20/11,544.72 = 5,009.48/x
  3. Step 3: Cross multiply
    8,367.20x = 11,544.72 × 5,009.48
  4. Step 4: Simplify right side
    8,367.20x = 57,833,043.95
  5. Step 5: Solve for x
    x = 57,833,043.95/8,367.20
  6. Step 6: Final answer
    x = 6,911.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.