Home / 11,207.53-15,466.39-6,239.53

Finding the Fourth Proportional to 11,207.53, 15,466.39 and 6,239.53

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Solution

The fourth proportional to 11,207.53, 15,466.39 and 6,239.53 is: 8,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.53 : 15,466.39 = 6,239.53 : x
  2. Step 2: Convert to fraction form
    11,207.53/15,466.39 = 6,239.53/x
  3. Step 3: Cross multiply
    11,207.53x = 15,466.39 × 6,239.53
  4. Step 4: Simplify right side
    11,207.53x = 96,503,043.23
  5. Step 5: Solve for x
    x = 96,503,043.23/11,207.53
  6. Step 6: Final answer
    x = 8,610.55

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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.