Home / 11,924.11-16,454.75-6,618.51

Finding the Fourth Proportional to 11,924.11, 16,454.75 and 6,618.51

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Solution

The fourth proportional to 11,924.11, 16,454.75 and 6,618.51 is: 9,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.11 : 16,454.75 = 6,618.51 : x
  2. Step 2: Convert to fraction form
    11,924.11/16,454.75 = 6,618.51/x
  3. Step 3: Cross multiply
    11,924.11x = 16,454.75 × 6,618.51
  4. Step 4: Simplify right side
    11,924.11x = 108,905,894.33
  5. Step 5: Solve for x
    x = 108,905,894.33/11,924.11
  6. Step 6: Final answer
    x = 9,133.25

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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.