Home / 12,101.07-16,699.38-6,795.77

Finding the Fourth Proportional to 12,101.07, 16,699.38 and 6,795.77

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Solution

The fourth proportional to 12,101.07, 16,699.38 and 6,795.77 is: 9,378.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.07 : 16,699.38 = 6,795.77 : x
  2. Step 2: Convert to fraction form
    12,101.07/16,699.38 = 6,795.77/x
  3. Step 3: Cross multiply
    12,101.07x = 16,699.38 × 6,795.77
  4. Step 4: Simplify right side
    12,101.07x = 113,485,187.10
  5. Step 5: Solve for x
    x = 113,485,187.10/12,101.07
  6. Step 6: Final answer
    x = 9,378.11

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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.