Home / 5,756.38-8,623.28-2,984.87

Finding the Fourth Proportional to 5,756.38, 8,623.28 and 2,984.87

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Solution

The fourth proportional to 5,756.38, 8,623.28 and 2,984.87 is: 4,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756.38 : 8,623.28 = 2,984.87 : x
  2. Step 2: Convert to fraction form
    5,756.38/8,623.28 = 2,984.87/x
  3. Step 3: Cross multiply
    5,756.38x = 8,623.28 × 2,984.87
  4. Step 4: Simplify right side
    5,756.38x = 25,739,333.50
  5. Step 5: Solve for x
    x = 25,739,333.50/5,756.38
  6. Step 6: Final answer
    x = 4,471.44

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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.