Home / 2,680.16-4,015.62-2,094.93

Finding the Fourth Proportional to 2,680.16, 4,015.62 and 2,094.93

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Solution

The fourth proportional to 2,680.16, 4,015.62 and 2,094.93 is: 3,138.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.16 : 4,015.62 = 2,094.93 : x
  2. Step 2: Convert to fraction form
    2,680.16/4,015.62 = 2,094.93/x
  3. Step 3: Cross multiply
    2,680.16x = 4,015.62 × 2,094.93
  4. Step 4: Simplify right side
    2,680.16x = 8,412,442.81
  5. Step 5: Solve for x
    x = 8,412,442.81/2,680.16
  6. Step 6: Final answer
    x = 3,138.79

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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.