Home / 8,210.33-12,317.31-3,282.29

Finding the Fourth Proportional to 8,210.33, 12,317.31 and 3,282.29

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Solution

The fourth proportional to 8,210.33, 12,317.31 and 3,282.29 is: 4,924.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.33 : 12,317.31 = 3,282.29 : x
  2. Step 2: Convert to fraction form
    8,210.33/12,317.31 = 3,282.29/x
  3. Step 3: Cross multiply
    8,210.33x = 12,317.31 × 3,282.29
  4. Step 4: Simplify right side
    8,210.33x = 40,428,983.44
  5. Step 5: Solve for x
    x = 40,428,983.44/8,210.33
  6. Step 6: Final answer
    x = 4,924.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.