Home / 8,511.18-12,767.42-2,588.58

Finding the Fourth Proportional to 8,511.18, 12,767.42 and 2,588.58

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Solution

The fourth proportional to 8,511.18, 12,767.42 and 2,588.58 is: 3,883.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511.18 : 12,767.42 = 2,588.58 : x
  2. Step 2: Convert to fraction form
    8,511.18/12,767.42 = 2,588.58/x
  3. Step 3: Cross multiply
    8,511.18x = 12,767.42 × 2,588.58
  4. Step 4: Simplify right side
    8,511.18x = 33,049,530.44
  5. Step 5: Solve for x
    x = 33,049,530.44/8,511.18
  6. Step 6: Final answer
    x = 3,883.07

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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.