Home / 5,441.05-8,167.65-4,213.90

Finding the Fourth Proportional to 5,441.05, 8,167.65 and 4,213.90

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Solution

The fourth proportional to 5,441.05, 8,167.65 and 4,213.90 is: 6,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.05 : 8,167.65 = 4,213.90 : x
  2. Step 2: Convert to fraction form
    5,441.05/8,167.65 = 4,213.90/x
  3. Step 3: Cross multiply
    5,441.05x = 8,167.65 × 4,213.90
  4. Step 4: Simplify right side
    5,441.05x = 34,417,660.34
  5. Step 5: Solve for x
    x = 34,417,660.34/5,441.05
  6. Step 6: Final answer
    x = 6,325.55

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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.