Home / 11,270.30-15,552.72-6,234.38

Finding the Fourth Proportional to 11,270.30, 15,552.72 and 6,234.38

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Solution

The fourth proportional to 11,270.30, 15,552.72 and 6,234.38 is: 8,603.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.30 : 15,552.72 = 6,234.38 : x
  2. Step 2: Convert to fraction form
    11,270.30/15,552.72 = 6,234.38/x
  3. Step 3: Cross multiply
    11,270.30x = 15,552.72 × 6,234.38
  4. Step 4: Simplify right side
    11,270.30x = 96,961,566.51
  5. Step 5: Solve for x
    x = 96,961,566.51/11,270.30
  6. Step 6: Final answer
    x = 8,603.28

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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.