Home / 8,530.15-12,794.18-2,290.66

Finding the Fourth Proportional to 8,530.15, 12,794.18 and 2,290.66

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Solution

The fourth proportional to 8,530.15, 12,794.18 and 2,290.66 is: 3,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530.15 : 12,794.18 = 2,290.66 : x
  2. Step 2: Convert to fraction form
    8,530.15/12,794.18 = 2,290.66/x
  3. Step 3: Cross multiply
    8,530.15x = 12,794.18 × 2,290.66
  4. Step 4: Simplify right side
    8,530.15x = 29,307,116.36
  5. Step 5: Solve for x
    x = 29,307,116.36/8,530.15
  6. Step 6: Final answer
    x = 3,435.71

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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.