Home / 5,976.14-8,963.20-1,815.15

Finding the Fourth Proportional to 5,976.14, 8,963.20 and 1,815.15

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Solution

The fourth proportional to 5,976.14, 8,963.20 and 1,815.15 is: 2,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.14 : 8,963.20 = 1,815.15 : x
  2. Step 2: Convert to fraction form
    5,976.14/8,963.20 = 1,815.15/x
  3. Step 3: Cross multiply
    5,976.14x = 8,963.20 × 1,815.15
  4. Step 4: Simplify right side
    5,976.14x = 16,269,547.94
  5. Step 5: Solve for x
    x = 16,269,547.94/5,976.14
  6. Step 6: Final answer
    x = 2,722.42

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1.5x scale

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.