Home / 7,998.62-11,030.58-6,324.02

Finding the Fourth Proportional to 7,998.62, 11,030.58 and 6,324.02

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Solution

The fourth proportional to 7,998.62, 11,030.58 and 6,324.02 is: 8,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.62 : 11,030.58 = 6,324.02 : x
  2. Step 2: Convert to fraction form
    7,998.62/11,030.58 = 6,324.02/x
  3. Step 3: Cross multiply
    7,998.62x = 11,030.58 × 6,324.02
  4. Step 4: Simplify right side
    7,998.62x = 69,757,608.53
  5. Step 5: Solve for x
    x = 69,757,608.53/7,998.62
  6. Step 6: Final answer
    x = 8,721.21

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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.