Home / 11,998.19-16,557.45-6,693

Finding the Fourth Proportional to 11,998.19, 16,557.45 and 6,693

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Solution

The fourth proportional to 11,998.19, 16,557.45 and 6,693 is: 9,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.19 : 16,557.45 = 6,693 : x
  2. Step 2: Convert to fraction form
    11,998.19/16,557.45 = 6,693/x
  3. Step 3: Cross multiply
    11,998.19x = 16,557.45 × 6,693
  4. Step 4: Simplify right side
    11,998.19x = 110,819,012.85
  5. Step 5: Solve for x
    x = 110,819,012.85/11,998.19
  6. Step 6: Final answer
    x = 9,236.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.