Home / 10,204.42-15,306.82-2,808.84

Finding the Fourth Proportional to 10,204.42, 15,306.82 and 2,808.84

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Solution

The fourth proportional to 10,204.42, 15,306.82 and 2,808.84 is: 4,213.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204.42 : 15,306.82 = 2,808.84 : x
  2. Step 2: Convert to fraction form
    10,204.42/15,306.82 = 2,808.84/x
  3. Step 3: Cross multiply
    10,204.42x = 15,306.82 × 2,808.84
  4. Step 4: Simplify right side
    10,204.42x = 42,994,408.29
  5. Step 5: Solve for x
    x = 42,994,408.29/10,204.42
  6. Step 6: Final answer
    x = 4,213.31

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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.