Home / 11,593.72-15,987.23-6,877.09

Finding the Fourth Proportional to 11,593.72, 15,987.23 and 6,877.09

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Solution

The fourth proportional to 11,593.72, 15,987.23 and 6,877.09 is: 9,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.72 : 15,987.23 = 6,877.09 : x
  2. Step 2: Convert to fraction form
    11,593.72/15,987.23 = 6,877.09/x
  3. Step 3: Cross multiply
    11,593.72x = 15,987.23 × 6,877.09
  4. Step 4: Simplify right side
    11,593.72x = 109,945,571.00
  5. Step 5: Solve for x
    x = 109,945,571.00/11,593.72
  6. Step 6: Final answer
    x = 9,483.20

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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.