Home / 6,610.65-9,122.79-3,626.43

Finding the Fourth Proportional to 6,610.65, 9,122.79 and 3,626.43

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Solution

The fourth proportional to 6,610.65, 9,122.79 and 3,626.43 is: 5,004.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.65 : 9,122.79 = 3,626.43 : x
  2. Step 2: Convert to fraction form
    6,610.65/9,122.79 = 3,626.43/x
  3. Step 3: Cross multiply
    6,610.65x = 9,122.79 × 3,626.43
  4. Step 4: Simplify right side
    6,610.65x = 33,083,159.34
  5. Step 5: Solve for x
    x = 33,083,159.34/6,610.65
  6. Step 6: Final answer
    x = 5,004.52

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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.