Home / 5,575.92-8,356.38-3,919.06

Finding the Fourth Proportional to 5,575.92, 8,356.38 and 3,919.06

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Solution

The fourth proportional to 5,575.92, 8,356.38 and 3,919.06 is: 5,873.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.92 : 8,356.38 = 3,919.06 : x
  2. Step 2: Convert to fraction form
    5,575.92/8,356.38 = 3,919.06/x
  3. Step 3: Cross multiply
    5,575.92x = 8,356.38 × 3,919.06
  4. Step 4: Simplify right side
    5,575.92x = 32,749,154.60
  5. Step 5: Solve for x
    x = 32,749,154.60/5,575.92
  6. Step 6: Final answer
    x = 5,873.32

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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.