Home / 10,830.08-16,245.12-3,902.96

Finding the Fourth Proportional to 10,830.08, 16,245.12 and 3,902.96

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Solution

The fourth proportional to 10,830.08, 16,245.12 and 3,902.96 is: 5,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.08 : 16,245.12 = 3,902.96 : x
  2. Step 2: Convert to fraction form
    10,830.08/16,245.12 = 3,902.96/x
  3. Step 3: Cross multiply
    10,830.08x = 16,245.12 × 3,902.96
  4. Step 4: Simplify right side
    10,830.08x = 63,404,053.56
  5. Step 5: Solve for x
    x = 63,404,053.56/10,830.08
  6. Step 6: Final answer
    x = 5,854.44

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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.