Home / 10,397.25-15,596.31-3,819.84

Finding the Fourth Proportional to 10,397.25, 15,596.31 and 3,819.84

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Solution

The fourth proportional to 10,397.25, 15,596.31 and 3,819.84 is: 5,729.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.25 : 15,596.31 = 3,819.84 : x
  2. Step 2: Convert to fraction form
    10,397.25/15,596.31 = 3,819.84/x
  3. Step 3: Cross multiply
    10,397.25x = 15,596.31 × 3,819.84
  4. Step 4: Simplify right side
    10,397.25x = 59,575,408.79
  5. Step 5: Solve for x
    x = 59,575,408.79/10,397.25
  6. Step 6: Final answer
    x = 5,729.92

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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.