Home / 12,773.67-19,158.24-3,886.85

Finding the Fourth Proportional to 12,773.67, 19,158.24 and 3,886.85

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Solution

The fourth proportional to 12,773.67, 19,158.24 and 3,886.85 is: 5,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773.67 : 19,158.24 = 3,886.85 : x
  2. Step 2: Convert to fraction form
    12,773.67/19,158.24 = 3,886.85/x
  3. Step 3: Cross multiply
    12,773.67x = 19,158.24 × 3,886.85
  4. Step 4: Simplify right side
    12,773.67x = 74,465,267.62
  5. Step 5: Solve for x
    x = 74,465,267.62/12,773.67
  6. Step 6: Final answer
    x = 5,829.59

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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.