Home / 12,101.72-16,698.56-6,795.51

Finding the Fourth Proportional to 12,101.72, 16,698.56 and 6,795.51

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Solution

The fourth proportional to 12,101.72, 16,698.56 and 6,795.51 is: 9,376.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.72 : 16,698.56 = 6,795.51 : x
  2. Step 2: Convert to fraction form
    12,101.72/16,698.56 = 6,795.51/x
  3. Step 3: Cross multiply
    12,101.72x = 16,698.56 × 6,795.51
  4. Step 4: Simplify right side
    12,101.72x = 113,475,134.87
  5. Step 5: Solve for x
    x = 113,475,134.87/12,101.72
  6. Step 6: Final answer
    x = 9,376.78

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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.