Home / 2,566.67-3,848.62-1,331.02

Finding the Fourth Proportional to 2,566.67, 3,848.62 and 1,331.02

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Solution

The fourth proportional to 2,566.67, 3,848.62 and 1,331.02 is: 1,995.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.67 : 3,848.62 = 1,331.02 : x
  2. Step 2: Convert to fraction form
    2,566.67/3,848.62 = 1,331.02/x
  3. Step 3: Cross multiply
    2,566.67x = 3,848.62 × 1,331.02
  4. Step 4: Simplify right side
    2,566.67x = 5,122,590.19
  5. Step 5: Solve for x
    x = 5,122,590.19/2,566.67
  6. Step 6: Final answer
    x = 1,995.81

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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.