Home / 10,088.35-15,134.95-3,162.85

Finding the Fourth Proportional to 10,088.35, 15,134.95 and 3,162.85

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Solution

The fourth proportional to 10,088.35, 15,134.95 and 3,162.85 is: 4,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.35 : 15,134.95 = 3,162.85 : x
  2. Step 2: Convert to fraction form
    10,088.35/15,134.95 = 3,162.85/x
  3. Step 3: Cross multiply
    10,088.35x = 15,134.95 × 3,162.85
  4. Step 4: Simplify right side
    10,088.35x = 47,869,530.86
  5. Step 5: Solve for x
    x = 47,869,530.86/10,088.35
  6. Step 6: Final answer
    x = 4,745.03

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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.