Home / 5,975.76-8,966.38-2,278.82

Finding the Fourth Proportional to 5,975.76, 8,966.38 and 2,278.82

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Solution

The fourth proportional to 5,975.76, 8,966.38 and 2,278.82 is: 3,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.76 : 8,966.38 = 2,278.82 : x
  2. Step 2: Convert to fraction form
    5,975.76/8,966.38 = 2,278.82/x
  3. Step 3: Cross multiply
    5,975.76x = 8,966.38 × 2,278.82
  4. Step 4: Simplify right side
    5,975.76x = 20,432,782.79
  5. Step 5: Solve for x
    x = 20,432,782.79/5,975.76
  6. Step 6: Final answer
    x = 3,419.28

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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.