Home / 8,013.75-11,060.19-4,869.33

Finding the Fourth Proportional to 8,013.75, 11,060.19 and 4,869.33

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Solution

The fourth proportional to 8,013.75, 11,060.19 and 4,869.33 is: 6,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.75 : 11,060.19 = 4,869.33 : x
  2. Step 2: Convert to fraction form
    8,013.75/11,060.19 = 4,869.33/x
  3. Step 3: Cross multiply
    8,013.75x = 11,060.19 × 4,869.33
  4. Step 4: Simplify right side
    8,013.75x = 53,855,714.97
  5. Step 5: Solve for x
    x = 53,855,714.97/8,013.75
  6. Step 6: Final answer
    x = 6,720.41

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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.