Home / 2,056.38-3,084.59-886.31

Finding the Fourth Proportional to 2,056.38, 3,084.59 and 886.31

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Solution

The fourth proportional to 2,056.38, 3,084.59 and 886.31 is: 1,329.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.38 : 3,084.59 = 886.31 : x
  2. Step 2: Convert to fraction form
    2,056.38/3,084.59 = 886.31/x
  3. Step 3: Cross multiply
    2,056.38x = 3,084.59 × 886.31
  4. Step 4: Simplify right side
    2,056.38x = 2,733,902.96
  5. Step 5: Solve for x
    x = 2,733,902.96/2,056.38
  6. Step 6: Final answer
    x = 1,329.47

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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.