Home / 11,296.44-15,580.89-6,818.22

Finding the Fourth Proportional to 11,296.44, 15,580.89 and 6,818.22

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Solution

The fourth proportional to 11,296.44, 15,580.89 and 6,818.22 is: 9,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.44 : 15,580.89 = 6,818.22 : x
  2. Step 2: Convert to fraction form
    11,296.44/15,580.89 = 6,818.22/x
  3. Step 3: Cross multiply
    11,296.44x = 15,580.89 × 6,818.22
  4. Step 4: Simplify right side
    11,296.44x = 106,233,935.82
  5. Step 5: Solve for x
    x = 106,233,935.82/11,296.44
  6. Step 6: Final answer
    x = 9,404.20

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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.