Home / 5,976.56-8,966.16-2,278.86

Finding the Fourth Proportional to 5,976.56, 8,966.16 and 2,278.86

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Solution

The fourth proportional to 5,976.56, 8,966.16 and 2,278.86 is: 3,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.56 : 8,966.16 = 2,278.86 : x
  2. Step 2: Convert to fraction form
    5,976.56/8,966.16 = 2,278.86/x
  3. Step 3: Cross multiply
    5,976.56x = 8,966.16 × 2,278.86
  4. Step 4: Simplify right side
    5,976.56x = 20,432,623.38
  5. Step 5: Solve for x
    x = 20,432,623.38/5,976.56
  6. Step 6: Final answer
    x = 3,418.80

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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.