Home / 8,810.57-13,214.58-2,568.90

Finding the Fourth Proportional to 8,810.57, 13,214.58 and 2,568.90

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Solution

The fourth proportional to 8,810.57, 13,214.58 and 2,568.90 is: 3,852.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.57 : 13,214.58 = 2,568.90 : x
  2. Step 2: Convert to fraction form
    8,810.57/13,214.58 = 2,568.90/x
  3. Step 3: Cross multiply
    8,810.57x = 13,214.58 × 2,568.90
  4. Step 4: Simplify right side
    8,810.57x = 33,946,934.56
  5. Step 5: Solve for x
    x = 33,946,934.56/8,810.57
  6. Step 6: Final answer
    x = 3,852.98

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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.