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Finding the Fourth Proportional to 11,493.99, 17,228.72 and 6,552.99

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Solution

The fourth proportional to 11,493.99, 17,228.72 and 6,552.99 is: 9,822.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,493.99 : 17,228.72 = 6,552.99 : x
  2. Step 2: Convert to fraction form
    11,493.99/17,228.72 = 6,552.99/x
  3. Step 3: Cross multiply
    11,493.99x = 17,228.72 × 6,552.99
  4. Step 4: Simplify right side
    11,493.99x = 112,899,597.11
  5. Step 5: Solve for x
    x = 112,899,597.11/11,493.99
  6. Step 6: Final answer
    x = 9,822.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.