Home / 3,995.46-5,989.08-1,529.62

Finding the Fourth Proportional to 3,995.46, 5,989.08 and 1,529.62

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Solution

The fourth proportional to 3,995.46, 5,989.08 and 1,529.62 is: 2,292.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.46 : 5,989.08 = 1,529.62 : x
  2. Step 2: Convert to fraction form
    3,995.46/5,989.08 = 1,529.62/x
  3. Step 3: Cross multiply
    3,995.46x = 5,989.08 × 1,529.62
  4. Step 4: Simplify right side
    3,995.46x = 9,161,016.55
  5. Step 5: Solve for x
    x = 9,161,016.55/3,995.46
  6. Step 6: Final answer
    x = 2,292.86

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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.