Home / 8,207.19-11,327.23-4,671.54

Finding the Fourth Proportional to 8,207.19, 11,327.23 and 4,671.54

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Solution

The fourth proportional to 8,207.19, 11,327.23 and 4,671.54 is: 6,447.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.19 : 11,327.23 = 4,671.54 : x
  2. Step 2: Convert to fraction form
    8,207.19/11,327.23 = 4,671.54/x
  3. Step 3: Cross multiply
    8,207.19x = 11,327.23 × 4,671.54
  4. Step 4: Simplify right side
    8,207.19x = 52,915,584.68
  5. Step 5: Solve for x
    x = 52,915,584.68/8,207.19
  6. Step 6: Final answer
    x = 6,447.47

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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.