Home / 5,980.84-8,251.68-4,213.42

Finding the Fourth Proportional to 5,980.84, 8,251.68 and 4,213.42

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Solution

The fourth proportional to 5,980.84, 8,251.68 and 4,213.42 is: 5,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.84 : 8,251.68 = 4,213.42 : x
  2. Step 2: Convert to fraction form
    5,980.84/8,251.68 = 4,213.42/x
  3. Step 3: Cross multiply
    5,980.84x = 8,251.68 × 4,213.42
  4. Step 4: Simplify right side
    5,980.84x = 34,767,793.55
  5. Step 5: Solve for x
    x = 34,767,793.55/5,980.84
  6. Step 6: Final answer
    x = 5,813.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.