Home / 8,210.73-12,317.33-2,662.23

Finding the Fourth Proportional to 8,210.73, 12,317.33 and 2,662.23

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Solution

The fourth proportional to 8,210.73, 12,317.33 and 2,662.23 is: 3,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.73 : 12,317.33 = 2,662.23 : x
  2. Step 2: Convert to fraction form
    8,210.73/12,317.33 = 2,662.23/x
  3. Step 3: Cross multiply
    8,210.73x = 12,317.33 × 2,662.23
  4. Step 4: Simplify right side
    8,210.73x = 32,791,552.13
  5. Step 5: Solve for x
    x = 32,791,552.13/8,210.73
  6. Step 6: Final answer
    x = 3,993.74

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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.