Home / 5,674.43-8,508.90-1,976.57

Finding the Fourth Proportional to 5,674.43, 8,508.90 and 1,976.57

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Solution

The fourth proportional to 5,674.43, 8,508.90 and 1,976.57 is: 2,963.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674.43 : 8,508.90 = 1,976.57 : x
  2. Step 2: Convert to fraction form
    5,674.43/8,508.90 = 1,976.57/x
  3. Step 3: Cross multiply
    5,674.43x = 8,508.90 × 1,976.57
  4. Step 4: Simplify right side
    5,674.43x = 16,818,465.16
  5. Step 5: Solve for x
    x = 16,818,465.16/5,674.43
  6. Step 6: Final answer
    x = 2,963.91

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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.