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Finding the Fourth Proportional to 5,293.22, 7,939.51 and 2,370.74

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Solution

The fourth proportional to 5,293.22, 7,939.51 and 2,370.74 is: 3,555.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.22 : 7,939.51 = 2,370.74 : x
  2. Step 2: Convert to fraction form
    5,293.22/7,939.51 = 2,370.74/x
  3. Step 3: Cross multiply
    5,293.22x = 7,939.51 × 2,370.74
  4. Step 4: Simplify right side
    5,293.22x = 18,822,513.94
  5. Step 5: Solve for x
    x = 18,822,513.94/5,293.22
  6. Step 6: Final answer
    x = 3,555.97

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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.