Home / 6,626.71-9,144.67-3,642.13

Finding the Fourth Proportional to 6,626.71, 9,144.67 and 3,642.13

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Solution

The fourth proportional to 6,626.71, 9,144.67 and 3,642.13 is: 5,026.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.71 : 9,144.67 = 3,642.13 : x
  2. Step 2: Convert to fraction form
    6,626.71/9,144.67 = 3,642.13/x
  3. Step 3: Cross multiply
    6,626.71x = 9,144.67 × 3,642.13
  4. Step 4: Simplify right side
    6,626.71x = 33,306,086.10
  5. Step 5: Solve for x
    x = 33,306,086.10/6,626.71
  6. Step 6: Final answer
    x = 5,026.04

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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.