Home / 11,727.60-16,186.94-7,248.66

Finding the Fourth Proportional to 11,727.60, 16,186.94 and 7,248.66

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Solution

The fourth proportional to 11,727.60, 16,186.94 and 7,248.66 is: 10,004.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.60 : 16,186.94 = 7,248.66 : x
  2. Step 2: Convert to fraction form
    11,727.60/16,186.94 = 7,248.66/x
  3. Step 3: Cross multiply
    11,727.60x = 16,186.94 × 7,248.66
  4. Step 4: Simplify right side
    11,727.60x = 117,333,554.74
  5. Step 5: Solve for x
    x = 117,333,554.74/11,727.60
  6. Step 6: Final answer
    x = 10,004.91

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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.