Home / 11,655.28-16,081.50-6,941.08

Finding the Fourth Proportional to 11,655.28, 16,081.50 and 6,941.08

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Solution

The fourth proportional to 11,655.28, 16,081.50 and 6,941.08 is: 9,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.28 : 16,081.50 = 6,941.08 : x
  2. Step 2: Convert to fraction form
    11,655.28/16,081.50 = 6,941.08/x
  3. Step 3: Cross multiply
    11,655.28x = 16,081.50 × 6,941.08
  4. Step 4: Simplify right side
    11,655.28x = 111,622,978.02
  5. Step 5: Solve for x
    x = 111,622,978.02/11,655.28
  6. Step 6: Final answer
    x = 9,577.03

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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.