Home / 8,934.20-13,401.86-2,360.21

Finding the Fourth Proportional to 8,934.20, 13,401.86 and 2,360.21

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Solution

The fourth proportional to 8,934.20, 13,401.86 and 2,360.21 is: 3,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.20 : 13,401.86 = 2,360.21 : x
  2. Step 2: Convert to fraction form
    8,934.20/13,401.86 = 2,360.21/x
  3. Step 3: Cross multiply
    8,934.20x = 13,401.86 × 2,360.21
  4. Step 4: Simplify right side
    8,934.20x = 31,631,125.18
  5. Step 5: Solve for x
    x = 31,631,125.18/8,934.20
  6. Step 6: Final answer
    x = 3,540.46

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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.