Home / 8,810.57-13,217.07-2,968.85

Finding the Fourth Proportional to 8,810.57, 13,217.07 and 2,968.85

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Solution

The fourth proportional to 8,810.57, 13,217.07 and 2,968.85 is: 4,453.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.57 : 13,217.07 = 2,968.85 : x
  2. Step 2: Convert to fraction form
    8,810.57/13,217.07 = 2,968.85/x
  3. Step 3: Cross multiply
    8,810.57x = 13,217.07 × 2,968.85
  4. Step 4: Simplify right side
    8,810.57x = 39,239,432.18
  5. Step 5: Solve for x
    x = 39,239,432.18/8,810.57
  6. Step 6: Final answer
    x = 4,453.68

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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.