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Finding the Fourth Proportional to 11,058.57, 16,587.84 and 2,850.57

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Solution

The fourth proportional to 11,058.57, 16,587.84 and 2,850.57 is: 4,275.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.57 : 16,587.84 = 2,850.57 : x
  2. Step 2: Convert to fraction form
    11,058.57/16,587.84 = 2,850.57/x
  3. Step 3: Cross multiply
    11,058.57x = 16,587.84 × 2,850.57
  4. Step 4: Simplify right side
    11,058.57x = 47,284,799.07
  5. Step 5: Solve for x
    x = 47,284,799.07/11,058.57
  6. Step 6: Final answer
    x = 4,275.85

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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.