Home / 8,770.43-13,155.71-2,530.44

Finding the Fourth Proportional to 8,770.43, 13,155.71 and 2,530.44

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Solution

The fourth proportional to 8,770.43, 13,155.71 and 2,530.44 is: 3,795.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.43 : 13,155.71 = 2,530.44 : x
  2. Step 2: Convert to fraction form
    8,770.43/13,155.71 = 2,530.44/x
  3. Step 3: Cross multiply
    8,770.43x = 13,155.71 × 2,530.44
  4. Step 4: Simplify right side
    8,770.43x = 33,289,722.16
  5. Step 5: Solve for x
    x = 33,289,722.16/8,770.43
  6. Step 6: Final answer
    x = 3,795.68

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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.