Home / 7,998.12-11,029.89-6,323.52

Finding the Fourth Proportional to 7,998.12, 11,029.89 and 6,323.52

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Solution

The fourth proportional to 7,998.12, 11,029.89 and 6,323.52 is: 8,720.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.12 : 11,029.89 = 6,323.52 : x
  2. Step 2: Convert to fraction form
    7,998.12/11,029.89 = 6,323.52/x
  3. Step 3: Cross multiply
    7,998.12x = 11,029.89 × 6,323.52
  4. Step 4: Simplify right side
    7,998.12x = 69,747,730.01
  5. Step 5: Solve for x
    x = 69,747,730.01/7,998.12
  6. Step 6: Final answer
    x = 8,720.52

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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.