Home / 11,468.72-17,208.95-5,227.89

Finding the Fourth Proportional to 11,468.72, 17,208.95 and 5,227.89

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Solution

The fourth proportional to 11,468.72, 17,208.95 and 5,227.89 is: 7,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.72 : 17,208.95 = 5,227.89 : x
  2. Step 2: Convert to fraction form
    11,468.72/17,208.95 = 5,227.89/x
  3. Step 3: Cross multiply
    11,468.72x = 17,208.95 × 5,227.89
  4. Step 4: Simplify right side
    11,468.72x = 89,966,471.48
  5. Step 5: Solve for x
    x = 89,966,471.48/11,468.72
  6. Step 6: Final answer
    x = 7,844.51

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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.