Home / 11,207.73-16,815.23-5,364.75

Finding the Fourth Proportional to 11,207.73, 16,815.23 and 5,364.75

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Solution

The fourth proportional to 11,207.73, 16,815.23 and 5,364.75 is: 8,048.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.73 : 16,815.23 = 5,364.75 : x
  2. Step 2: Convert to fraction form
    11,207.73/16,815.23 = 5,364.75/x
  3. Step 3: Cross multiply
    11,207.73x = 16,815.23 × 5,364.75
  4. Step 4: Simplify right side
    11,207.73x = 90,209,478.32
  5. Step 5: Solve for x
    x = 90,209,478.32/11,207.73
  6. Step 6: Final answer
    x = 8,048.86

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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.