Home / 5,575.05-8,363.79-2,289.69

Finding the Fourth Proportional to 5,575.05, 8,363.79 and 2,289.69

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Solution

The fourth proportional to 5,575.05, 8,363.79 and 2,289.69 is: 3,435.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.05 : 8,363.79 = 2,289.69 : x
  2. Step 2: Convert to fraction form
    5,575.05/8,363.79 = 2,289.69/x
  3. Step 3: Cross multiply
    5,575.05x = 8,363.79 × 2,289.69
  4. Step 4: Simplify right side
    5,575.05x = 19,150,486.33
  5. Step 5: Solve for x
    x = 19,150,486.33/5,575.05
  6. Step 6: Final answer
    x = 3,435.03

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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.