Home / 2,795.79-4,175.81-2,531.86

Finding the Fourth Proportional to 2,795.79, 4,175.81 and 2,531.86

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Solution

The fourth proportional to 2,795.79, 4,175.81 and 2,531.86 is: 3,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.79 : 4,175.81 = 2,531.86 : x
  2. Step 2: Convert to fraction form
    2,795.79/4,175.81 = 2,531.86/x
  3. Step 3: Cross multiply
    2,795.79x = 4,175.81 × 2,531.86
  4. Step 4: Simplify right side
    2,795.79x = 10,572,566.31
  5. Step 5: Solve for x
    x = 10,572,566.31/2,795.79
  6. Step 6: Final answer
    x = 3,781.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.