Home / 8,936.32-13,395.10-3,011.15

Finding the Fourth Proportional to 8,936.32, 13,395.10 and 3,011.15

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Solution

The fourth proportional to 8,936.32, 13,395.10 and 3,011.15 is: 4,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.32 : 13,395.10 = 3,011.15 : x
  2. Step 2: Convert to fraction form
    8,936.32/13,395.10 = 3,011.15/x
  3. Step 3: Cross multiply
    8,936.32x = 13,395.10 × 3,011.15
  4. Step 4: Simplify right side
    8,936.32x = 40,334,640.31
  5. Step 5: Solve for x
    x = 40,334,640.31/8,936.32
  6. Step 6: Final answer
    x = 4,513.57

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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.