Home / 10,820.08-16,230.24-3,799.80

Finding the Fourth Proportional to 10,820.08, 16,230.24 and 3,799.80

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Solution

The fourth proportional to 10,820.08, 16,230.24 and 3,799.80 is: 5,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.08 : 16,230.24 = 3,799.80 : x
  2. Step 2: Convert to fraction form
    10,820.08/16,230.24 = 3,799.80/x
  3. Step 3: Cross multiply
    10,820.08x = 16,230.24 × 3,799.80
  4. Step 4: Simplify right side
    10,820.08x = 61,671,665.95
  5. Step 5: Solve for x
    x = 61,671,665.95/10,820.08
  6. Step 6: Final answer
    x = 5,699.74

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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.