Home / 9,694.85-13,380.15-5,917.23

Finding the Fourth Proportional to 9,694.85, 13,380.15 and 5,917.23

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Solution

The fourth proportional to 9,694.85, 13,380.15 and 5,917.23 is: 8,166.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,694.85 : 13,380.15 = 5,917.23 : x
  2. Step 2: Convert to fraction form
    9,694.85/13,380.15 = 5,917.23/x
  3. Step 3: Cross multiply
    9,694.85x = 13,380.15 × 5,917.23
  4. Step 4: Simplify right side
    9,694.85x = 79,173,439.78
  5. Step 5: Solve for x
    x = 79,173,439.78/9,694.85
  6. Step 6: Final answer
    x = 8,166.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.