Home / 8,007.24-11,043.91-6,890.05

Finding the Fourth Proportional to 8,007.24, 11,043.91 and 6,890.05

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Solution

The fourth proportional to 8,007.24, 11,043.91 and 6,890.05 is: 9,503.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.24 : 11,043.91 = 6,890.05 : x
  2. Step 2: Convert to fraction form
    8,007.24/11,043.91 = 6,890.05/x
  3. Step 3: Cross multiply
    8,007.24x = 11,043.91 × 6,890.05
  4. Step 4: Simplify right side
    8,007.24x = 76,093,092.10
  5. Step 5: Solve for x
    x = 76,093,092.10/8,007.24
  6. Step 6: Final answer
    x = 9,503.04

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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.