Home / 11,839.09-16,337.89-6,533.91

Finding the Fourth Proportional to 11,839.09, 16,337.89 and 6,533.91

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Solution

The fourth proportional to 11,839.09, 16,337.89 and 6,533.91 is: 9,016.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.09 : 16,337.89 = 6,533.91 : x
  2. Step 2: Convert to fraction form
    11,839.09/16,337.89 = 6,533.91/x
  3. Step 3: Cross multiply
    11,839.09x = 16,337.89 × 6,533.91
  4. Step 4: Simplify right side
    11,839.09x = 106,750,302.85
  5. Step 5: Solve for x
    x = 106,750,302.85/11,839.09
  6. Step 6: Final answer
    x = 9,016.77

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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.