Home / 7,694.45-10,618.34-4,157.66

Finding the Fourth Proportional to 7,694.45, 10,618.34 and 4,157.66

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Solution

The fourth proportional to 7,694.45, 10,618.34 and 4,157.66 is: 5,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.45 : 10,618.34 = 4,157.66 : x
  2. Step 2: Convert to fraction form
    7,694.45/10,618.34 = 4,157.66/x
  3. Step 3: Cross multiply
    7,694.45x = 10,618.34 × 4,157.66
  4. Step 4: Simplify right side
    7,694.45x = 44,147,474.03
  5. Step 5: Solve for x
    x = 44,147,474.03/7,694.45
  6. Step 6: Final answer
    x = 5,737.57

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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.