Home / 10,056.80-15,084.66-2,661.50

Finding the Fourth Proportional to 10,056.80, 15,084.66 and 2,661.50

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Solution

The fourth proportional to 10,056.80, 15,084.66 and 2,661.50 is: 3,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.80 : 15,084.66 = 2,661.50 : x
  2. Step 2: Convert to fraction form
    10,056.80/15,084.66 = 2,661.50/x
  3. Step 3: Cross multiply
    10,056.80x = 15,084.66 × 2,661.50
  4. Step 4: Simplify right side
    10,056.80x = 40,147,822.59
  5. Step 5: Solve for x
    x = 40,147,822.59/10,056.80
  6. Step 6: Final answer
    x = 3,992.11

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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.