Home / 11,998.77-16,558.80-6,693.58

Finding the Fourth Proportional to 11,998.77, 16,558.80 and 6,693.58

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Solution

The fourth proportional to 11,998.77, 16,558.80 and 6,693.58 is: 9,237.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.77 : 16,558.80 = 6,693.58 : x
  2. Step 2: Convert to fraction form
    11,998.77/16,558.80 = 6,693.58/x
  3. Step 3: Cross multiply
    11,998.77x = 16,558.80 × 6,693.58
  4. Step 4: Simplify right side
    11,998.77x = 110,837,652.50
  5. Step 5: Solve for x
    x = 110,837,652.50/11,998.77
  6. Step 6: Final answer
    x = 9,237.42

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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.