Home / 11,603.06-16,012.24-6,297.88

Finding the Fourth Proportional to 11,603.06, 16,012.24 and 6,297.88

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Solution

The fourth proportional to 11,603.06, 16,012.24 and 6,297.88 is: 8,691.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.06 : 16,012.24 = 6,297.88 : x
  2. Step 2: Convert to fraction form
    11,603.06/16,012.24 = 6,297.88/x
  3. Step 3: Cross multiply
    11,603.06x = 16,012.24 × 6,297.88
  4. Step 4: Simplify right side
    11,603.06x = 100,843,070.25
  5. Step 5: Solve for x
    x = 100,843,070.25/11,603.06
  6. Step 6: Final answer
    x = 8,691.08

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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.