Home / 12,799.08-19,197.33-3,437.89

Finding the Fourth Proportional to 12,799.08, 19,197.33 and 3,437.89

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Solution

The fourth proportional to 12,799.08, 19,197.33 and 3,437.89 is: 5,156.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,799.08 : 19,197.33 = 3,437.89 : x
  2. Step 2: Convert to fraction form
    12,799.08/19,197.33 = 3,437.89/x
  3. Step 3: Cross multiply
    12,799.08x = 19,197.33 × 3,437.89
  4. Step 4: Simplify right side
    12,799.08x = 65,998,195.66
  5. Step 5: Solve for x
    x = 65,998,195.66/12,799.08
  6. Step 6: Final answer
    x = 5,156.48

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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.