Home / 8,929.40-13,395.62-3,667.26

Finding the Fourth Proportional to 8,929.40, 13,395.62 and 3,667.26

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Solution

The fourth proportional to 8,929.40, 13,395.62 and 3,667.26 is: 5,501.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.40 : 13,395.62 = 3,667.26 : x
  2. Step 2: Convert to fraction form
    8,929.40/13,395.62 = 3,667.26/x
  3. Step 3: Cross multiply
    8,929.40x = 13,395.62 × 3,667.26
  4. Step 4: Simplify right side
    8,929.40x = 49,125,221.40
  5. Step 5: Solve for x
    x = 49,125,221.40/8,929.40
  6. Step 6: Final answer
    x = 5,501.51

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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.