Home / 5,363.20-8,043.54-1,900.42

Finding the Fourth Proportional to 5,363.20, 8,043.54 and 1,900.42

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Solution

The fourth proportional to 5,363.20, 8,043.54 and 1,900.42 is: 2,850.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.20 : 8,043.54 = 1,900.42 : x
  2. Step 2: Convert to fraction form
    5,363.20/8,043.54 = 1,900.42/x
  3. Step 3: Cross multiply
    5,363.20x = 8,043.54 × 1,900.42
  4. Step 4: Simplify right side
    5,363.20x = 15,286,104.29
  5. Step 5: Solve for x
    x = 15,286,104.29/5,363.20
  6. Step 6: Final answer
    x = 2,850.18

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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.