Home / 10,008.25-13,811.39-5,592.25

Finding the Fourth Proportional to 10,008.25, 13,811.39 and 5,592.25

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Solution

The fourth proportional to 10,008.25, 13,811.39 and 5,592.25 is: 7,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.25 : 13,811.39 = 5,592.25 : x
  2. Step 2: Convert to fraction form
    10,008.25/13,811.39 = 5,592.25/x
  3. Step 3: Cross multiply
    10,008.25x = 13,811.39 × 5,592.25
  4. Step 4: Simplify right side
    10,008.25x = 77,236,745.73
  5. Step 5: Solve for x
    x = 77,236,745.73/10,008.25
  6. Step 6: Final answer
    x = 7,717.31

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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.