Home / 8,084.11-12,118.29-3,866.26

Finding the Fourth Proportional to 8,084.11, 12,118.29 and 3,866.26

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Solution

The fourth proportional to 8,084.11, 12,118.29 and 3,866.26 is: 5,795.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.11 : 12,118.29 = 3,866.26 : x
  2. Step 2: Convert to fraction form
    8,084.11/12,118.29 = 3,866.26/x
  3. Step 3: Cross multiply
    8,084.11x = 12,118.29 × 3,866.26
  4. Step 4: Simplify right side
    8,084.11x = 46,852,429.60
  5. Step 5: Solve for x
    x = 46,852,429.60/8,084.11
  6. Step 6: Final answer
    x = 5,795.62

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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.