Home / 11,623.15-16,039.88-6,588.32

Finding the Fourth Proportional to 11,623.15, 16,039.88 and 6,588.32

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Solution

The fourth proportional to 11,623.15, 16,039.88 and 6,588.32 is: 9,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.15 : 16,039.88 = 6,588.32 : x
  2. Step 2: Convert to fraction form
    11,623.15/16,039.88 = 6,588.32/x
  3. Step 3: Cross multiply
    11,623.15x = 16,039.88 × 6,588.32
  4. Step 4: Simplify right side
    11,623.15x = 105,675,853.97
  5. Step 5: Solve for x
    x = 105,675,853.97/11,623.15
  6. Step 6: Final answer
    x = 9,091.84

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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.