Home / 11,299.72-15,593.64-6,263.98

Finding the Fourth Proportional to 11,299.72, 15,593.64 and 6,263.98

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Solution

The fourth proportional to 11,299.72, 15,593.64 and 6,263.98 is: 8,644.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.72 : 15,593.64 = 6,263.98 : x
  2. Step 2: Convert to fraction form
    11,299.72/15,593.64 = 6,263.98/x
  3. Step 3: Cross multiply
    11,299.72x = 15,593.64 × 6,263.98
  4. Step 4: Simplify right side
    11,299.72x = 97,678,249.09
  5. Step 5: Solve for x
    x = 97,678,249.09/11,299.72
  6. Step 6: Final answer
    x = 8,644.31

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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.