Home / 8,934.90-13,389.99-3,382.35

Finding the Fourth Proportional to 8,934.90, 13,389.99 and 3,382.35

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Solution

The fourth proportional to 8,934.90, 13,389.99 and 3,382.35 is: 5,068.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.90 : 13,389.99 = 3,382.35 : x
  2. Step 2: Convert to fraction form
    8,934.90/13,389.99 = 3,382.35/x
  3. Step 3: Cross multiply
    8,934.90x = 13,389.99 × 3,382.35
  4. Step 4: Simplify right side
    8,934.90x = 45,289,632.68
  5. Step 5: Solve for x
    x = 45,289,632.68/8,934.90
  6. Step 6: Final answer
    x = 5,068.85

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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.