Home / 10,056.85-15,084.60-2,661.15

Finding the Fourth Proportional to 10,056.85, 15,084.60 and 2,661.15

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Solution

The fourth proportional to 10,056.85, 15,084.60 and 2,661.15 is: 3,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.85 : 15,084.60 = 2,661.15 : x
  2. Step 2: Convert to fraction form
    10,056.85/15,084.60 = 2,661.15/x
  3. Step 3: Cross multiply
    10,056.85x = 15,084.60 × 2,661.15
  4. Step 4: Simplify right side
    10,056.85x = 40,142,383.29
  5. Step 5: Solve for x
    x = 40,142,383.29/10,056.85
  6. Step 6: Final answer
    x = 3,991.55

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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.