Home / 7,694.46-10,618.36-4,157.68

Finding the Fourth Proportional to 7,694.46, 10,618.36 and 4,157.68

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Solution

The fourth proportional to 7,694.46, 10,618.36 and 4,157.68 is: 5,737.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.46 : 10,618.36 = 4,157.68 : x
  2. Step 2: Convert to fraction form
    7,694.46/10,618.36 = 4,157.68/x
  3. Step 3: Cross multiply
    7,694.46x = 10,618.36 × 4,157.68
  4. Step 4: Simplify right side
    7,694.46x = 44,147,669.12
  5. Step 5: Solve for x
    x = 44,147,669.12/7,694.46
  6. Step 6: Final answer
    x = 5,737.60

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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.