Home / 8,676.28-11,968.84-5,272.37

Finding the Fourth Proportional to 8,676.28, 11,968.84 and 5,272.37

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Solution

The fourth proportional to 8,676.28, 11,968.84 and 5,272.37 is: 7,273.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.28 : 11,968.84 = 5,272.37 : x
  2. Step 2: Convert to fraction form
    8,676.28/11,968.84 = 5,272.37/x
  3. Step 3: Cross multiply
    8,676.28x = 11,968.84 × 5,272.37
  4. Step 4: Simplify right side
    8,676.28x = 63,104,152.95
  5. Step 5: Solve for x
    x = 63,104,152.95/8,676.28
  6. Step 6: Final answer
    x = 7,273.18

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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.