Home / 11,669.06-16,103.71-6,633.50

Finding the Fourth Proportional to 11,669.06, 16,103.71 and 6,633.50

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Solution

The fourth proportional to 11,669.06, 16,103.71 and 6,633.50 is: 9,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.06 : 16,103.71 = 6,633.50 : x
  2. Step 2: Convert to fraction form
    11,669.06/16,103.71 = 6,633.50/x
  3. Step 3: Cross multiply
    11,669.06x = 16,103.71 × 6,633.50
  4. Step 4: Simplify right side
    11,669.06x = 106,823,888.06
  5. Step 5: Solve for x
    x = 106,823,888.06/11,669.06
  6. Step 6: Final answer
    x = 9,154.45

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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.