Home / 10,894.97-16,328.09-4,317.57

Finding the Fourth Proportional to 10,894.97, 16,328.09 and 4,317.57

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Solution

The fourth proportional to 10,894.97, 16,328.09 and 4,317.57 is: 6,470.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.97 : 16,328.09 = 4,317.57 : x
  2. Step 2: Convert to fraction form
    10,894.97/16,328.09 = 4,317.57/x
  3. Step 3: Cross multiply
    10,894.97x = 16,328.09 × 4,317.57
  4. Step 4: Simplify right side
    10,894.97x = 70,497,589.90
  5. Step 5: Solve for x
    x = 70,497,589.90/10,894.97
  6. Step 6: Final answer
    x = 6,470.66

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1.5x scale

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.