Home / 8,774.28-13,167.70-3,506.26

Finding the Fourth Proportional to 8,774.28, 13,167.70 and 3,506.26

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Solution

The fourth proportional to 8,774.28, 13,167.70 and 3,506.26 is: 5,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774.28 : 13,167.70 = 3,506.26 : x
  2. Step 2: Convert to fraction form
    8,774.28/13,167.70 = 3,506.26/x
  3. Step 3: Cross multiply
    8,774.28x = 13,167.70 × 3,506.26
  4. Step 4: Simplify right side
    8,774.28x = 46,169,379.80
  5. Step 5: Solve for x
    x = 46,169,379.80/8,774.28
  6. Step 6: Final answer
    x = 5,261.90

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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.