Home / 11,212.35-15,469.54-6,737.10

Finding the Fourth Proportional to 11,212.35, 15,469.54 and 6,737.10

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Solution

The fourth proportional to 11,212.35, 15,469.54 and 6,737.10 is: 9,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.35 : 15,469.54 = 6,737.10 : x
  2. Step 2: Convert to fraction form
    11,212.35/15,469.54 = 6,737.10/x
  3. Step 3: Cross multiply
    11,212.35x = 15,469.54 × 6,737.10
  4. Step 4: Simplify right side
    11,212.35x = 104,219,837.93
  5. Step 5: Solve for x
    x = 104,219,837.93/11,212.35
  6. Step 6: Final answer
    x = 9,295.09

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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.