Home / 5,424.76-8,114.85-4,331.26

Finding the Fourth Proportional to 5,424.76, 8,114.85 and 4,331.26

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Solution

The fourth proportional to 5,424.76, 8,114.85 and 4,331.26 is: 6,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.76 : 8,114.85 = 4,331.26 : x
  2. Step 2: Convert to fraction form
    5,424.76/8,114.85 = 4,331.26/x
  3. Step 3: Cross multiply
    5,424.76x = 8,114.85 × 4,331.26
  4. Step 4: Simplify right side
    5,424.76x = 35,147,504.92
  5. Step 5: Solve for x
    x = 35,147,504.92/5,424.76
  6. Step 6: Final answer
    x = 6,479.09

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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.