Home / 8,207.64-11,327.13-4,671.99

Finding the Fourth Proportional to 8,207.64, 11,327.13 and 4,671.99

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Solution

The fourth proportional to 8,207.64, 11,327.13 and 4,671.99 is: 6,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.64 : 11,327.13 = 4,671.99 : x
  2. Step 2: Convert to fraction form
    8,207.64/11,327.13 = 4,671.99/x
  3. Step 3: Cross multiply
    8,207.64x = 11,327.13 × 4,671.99
  4. Step 4: Simplify right side
    8,207.64x = 52,920,238.09
  5. Step 5: Solve for x
    x = 52,920,238.09/8,207.64
  6. Step 6: Final answer
    x = 6,447.68

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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.