Home / 11,293.11-16,940.21-5,454.63

Finding the Fourth Proportional to 11,293.11, 16,940.21 and 5,454.63

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Solution

The fourth proportional to 11,293.11, 16,940.21 and 5,454.63 is: 8,182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.11 : 16,940.21 = 5,454.63 : x
  2. Step 2: Convert to fraction form
    11,293.11/16,940.21 = 5,454.63/x
  3. Step 3: Cross multiply
    11,293.11x = 16,940.21 × 5,454.63
  4. Step 4: Simplify right side
    11,293.11x = 92,402,550.40
  5. Step 5: Solve for x
    x = 92,402,550.40/11,293.11
  6. Step 6: Final answer
    x = 8,182.21

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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.