Home / 8,787.11-13,183.71-5,496.29

Finding the Fourth Proportional to 8,787.11, 13,183.71 and 5,496.29

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Solution

The fourth proportional to 8,787.11, 13,183.71 and 5,496.29 is: 8,246.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,787.11 : 13,183.71 = 5,496.29 : x
  2. Step 2: Convert to fraction form
    8,787.11/13,183.71 = 5,496.29/x
  3. Step 3: Cross multiply
    8,787.11x = 13,183.71 × 5,496.29
  4. Step 4: Simplify right side
    8,787.11x = 72,461,400.04
  5. Step 5: Solve for x
    x = 72,461,400.04/8,787.11
  6. Step 6: Final answer
    x = 8,246.33

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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.