Home / 8,327.78-11,492.58-4,551.29

Finding the Fourth Proportional to 8,327.78, 11,492.58 and 4,551.29

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Solution

The fourth proportional to 8,327.78, 11,492.58 and 4,551.29 is: 6,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.78 : 11,492.58 = 4,551.29 : x
  2. Step 2: Convert to fraction form
    8,327.78/11,492.58 = 4,551.29/x
  3. Step 3: Cross multiply
    8,327.78x = 11,492.58 × 4,551.29
  4. Step 4: Simplify right side
    8,327.78x = 52,306,067.13
  5. Step 5: Solve for x
    x = 52,306,067.13/8,327.78
  6. Step 6: Final answer
    x = 6,280.91

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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.