Home / 11,013.05-15,196.86-6,297.63

Finding the Fourth Proportional to 11,013.05, 15,196.86 and 6,297.63

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Solution

The fourth proportional to 11,013.05, 15,196.86 and 6,297.63 is: 8,690.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.05 : 15,196.86 = 6,297.63 : x
  2. Step 2: Convert to fraction form
    11,013.05/15,196.86 = 6,297.63/x
  3. Step 3: Cross multiply
    11,013.05x = 15,196.86 × 6,297.63
  4. Step 4: Simplify right side
    11,013.05x = 95,704,201.44
  5. Step 5: Solve for x
    x = 95,704,201.44/11,013.05
  6. Step 6: Final answer
    x = 8,690.08

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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.