Home / 7,694.20-10,618.00-4,157.42

Finding the Fourth Proportional to 7,694.20, 10,618.00 and 4,157.42

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Solution

The fourth proportional to 7,694.20, 10,618.00 and 4,157.42 is: 5,737.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.20 : 10,618.00 = 4,157.42 : x
  2. Step 2: Convert to fraction form
    7,694.20/10,618.00 = 4,157.42/x
  3. Step 3: Cross multiply
    7,694.20x = 10,618.00 × 4,157.42
  4. Step 4: Simplify right side
    7,694.20x = 44,143,422.08
  5. Step 5: Solve for x
    x = 44,143,422.08/7,694.20
  6. Step 6: Final answer
    x = 5,737.23

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Half scale
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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.