Home / 11,156.73-16,726.23-5,530.45

Finding the Fourth Proportional to 11,156.73, 16,726.23 and 5,530.45

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Solution

The fourth proportional to 11,156.73, 16,726.23 and 5,530.45 is: 8,291.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.73 : 16,726.23 = 5,530.45 : x
  2. Step 2: Convert to fraction form
    11,156.73/16,726.23 = 5,530.45/x
  3. Step 3: Cross multiply
    11,156.73x = 16,726.23 × 5,530.45
  4. Step 4: Simplify right side
    11,156.73x = 92,503,578.70
  5. Step 5: Solve for x
    x = 92,503,578.70/11,156.73
  6. Step 6: Final answer
    x = 8,291.28

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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.