Home / 8,021.92-11,060.12-5,184.48

Finding the Fourth Proportional to 8,021.92, 11,060.12 and 5,184.48

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Solution

The fourth proportional to 8,021.92, 11,060.12 and 5,184.48 is: 7,148.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.92 : 11,060.12 = 5,184.48 : x
  2. Step 2: Convert to fraction form
    8,021.92/11,060.12 = 5,184.48/x
  3. Step 3: Cross multiply
    8,021.92x = 11,060.12 × 5,184.48
  4. Step 4: Simplify right side
    8,021.92x = 57,340,970.94
  5. Step 5: Solve for x
    x = 57,340,970.94/8,021.92
  6. Step 6: Final answer
    x = 7,148.04

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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.