Home / 11,228.78-15,495.84-6,193.22

Finding the Fourth Proportional to 11,228.78, 15,495.84 and 6,193.22

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Solution

The fourth proportional to 11,228.78, 15,495.84 and 6,193.22 is: 8,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.78 : 15,495.84 = 6,193.22 : x
  2. Step 2: Convert to fraction form
    11,228.78/15,495.84 = 6,193.22/x
  3. Step 3: Cross multiply
    11,228.78x = 15,495.84 × 6,193.22
  4. Step 4: Simplify right side
    11,228.78x = 95,969,068.73
  5. Step 5: Solve for x
    x = 95,969,068.73/11,228.78
  6. Step 6: Final answer
    x = 8,546.70

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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.