Home / 11,581.31-17,374.43-4,465.73

Finding the Fourth Proportional to 11,581.31, 17,374.43 and 4,465.73

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Solution

The fourth proportional to 11,581.31, 17,374.43 and 4,465.73 is: 6,699.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.31 : 17,374.43 = 4,465.73 : x
  2. Step 2: Convert to fraction form
    11,581.31/17,374.43 = 4,465.73/x
  3. Step 3: Cross multiply
    11,581.31x = 17,374.43 × 4,465.73
  4. Step 4: Simplify right side
    11,581.31x = 77,589,534.39
  5. Step 5: Solve for x
    x = 77,589,534.39/11,581.31
  6. Step 6: Final answer
    x = 6,699.55

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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.