Home / 10,408.32-15,612.80-3,014.44

Finding the Fourth Proportional to 10,408.32, 15,612.80 and 3,014.44

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Solution

The fourth proportional to 10,408.32, 15,612.80 and 3,014.44 is: 4,521.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.32 : 15,612.80 = 3,014.44 : x
  2. Step 2: Convert to fraction form
    10,408.32/15,612.80 = 3,014.44/x
  3. Step 3: Cross multiply
    10,408.32x = 15,612.80 × 3,014.44
  4. Step 4: Simplify right side
    10,408.32x = 47,063,794.73
  5. Step 5: Solve for x
    x = 47,063,794.73/10,408.32
  6. Step 6: Final answer
    x = 4,521.75

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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.