Home / 5,470.82-8,207.98-2,309.94

Finding the Fourth Proportional to 5,470.82, 8,207.98 and 2,309.94

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Solution

The fourth proportional to 5,470.82, 8,207.98 and 2,309.94 is: 3,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.82 : 8,207.98 = 2,309.94 : x
  2. Step 2: Convert to fraction form
    5,470.82/8,207.98 = 2,309.94/x
  3. Step 3: Cross multiply
    5,470.82x = 8,207.98 × 2,309.94
  4. Step 4: Simplify right side
    5,470.82x = 18,959,941.32
  5. Step 5: Solve for x
    x = 18,959,941.32/5,470.82
  6. Step 6: Final answer
    x = 3,465.65

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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.