Home / 6,522.09-9,000.44-3,689.48

Finding the Fourth Proportional to 6,522.09, 9,000.44 and 3,689.48

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Solution

The fourth proportional to 6,522.09, 9,000.44 and 3,689.48 is: 5,091.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,522.09 : 9,000.44 = 3,689.48 : x
  2. Step 2: Convert to fraction form
    6,522.09/9,000.44 = 3,689.48/x
  3. Step 3: Cross multiply
    6,522.09x = 9,000.44 × 3,689.48
  4. Step 4: Simplify right side
    6,522.09x = 33,206,879.92
  5. Step 5: Solve for x
    x = 33,206,879.92/6,522.09
  6. Step 6: Final answer
    x = 5,091.45

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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.