Home / 8,724.73-13,087.46-2,881.33

Finding the Fourth Proportional to 8,724.73, 13,087.46 and 2,881.33

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Solution

The fourth proportional to 8,724.73, 13,087.46 and 2,881.33 is: 4,322.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.73 : 13,087.46 = 2,881.33 : x
  2. Step 2: Convert to fraction form
    8,724.73/13,087.46 = 2,881.33/x
  3. Step 3: Cross multiply
    8,724.73x = 13,087.46 × 2,881.33
  4. Step 4: Simplify right side
    8,724.73x = 37,709,276.72
  5. Step 5: Solve for x
    x = 37,709,276.72/8,724.73
  6. Step 6: Final answer
    x = 4,322.11

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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.