Home / 11,553.90-15,944.44-6,248.70

Finding the Fourth Proportional to 11,553.90, 15,944.44 and 6,248.70

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Solution

The fourth proportional to 11,553.90, 15,944.44 and 6,248.70 is: 8,623.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.90 : 15,944.44 = 6,248.70 : x
  2. Step 2: Convert to fraction form
    11,553.90/15,944.44 = 6,248.70/x
  3. Step 3: Cross multiply
    11,553.90x = 15,944.44 × 6,248.70
  4. Step 4: Simplify right side
    11,553.90x = 99,632,022.23
  5. Step 5: Solve for x
    x = 99,632,022.23/11,553.90
  6. Step 6: Final answer
    x = 8,623.24

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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.