Home / 3,657.69-5,045.96-2,541.31

Finding the Fourth Proportional to 3,657.69, 5,045.96 and 2,541.31

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Solution

The fourth proportional to 3,657.69, 5,045.96 and 2,541.31 is: 3,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.69 : 5,045.96 = 2,541.31 : x
  2. Step 2: Convert to fraction form
    3,657.69/5,045.96 = 2,541.31/x
  3. Step 3: Cross multiply
    3,657.69x = 5,045.96 × 2,541.31
  4. Step 4: Simplify right side
    3,657.69x = 12,823,342.35
  5. Step 5: Solve for x
    x = 12,823,342.35/3,657.69
  6. Step 6: Final answer
    x = 3,505.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.