Home / 11,261.52-15,538.48-6,543.27

Finding the Fourth Proportional to 11,261.52, 15,538.48 and 6,543.27

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Solution

The fourth proportional to 11,261.52, 15,538.48 and 6,543.27 is: 9,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.52 : 15,538.48 = 6,543.27 : x
  2. Step 2: Convert to fraction form
    11,261.52/15,538.48 = 6,543.27/x
  3. Step 3: Cross multiply
    11,261.52x = 15,538.48 × 6,543.27
  4. Step 4: Simplify right side
    11,261.52x = 101,672,470.03
  5. Step 5: Solve for x
    x = 101,672,470.03/11,261.52
  6. Step 6: Final answer
    x = 9,028.31

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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.