Home / 4,154.27-6,231.24-1,689.00

Finding the Fourth Proportional to 4,154.27, 6,231.24 and 1,689.00

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Solution

The fourth proportional to 4,154.27, 6,231.24 and 1,689.00 is: 2,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.27 : 6,231.24 = 1,689.00 : x
  2. Step 2: Convert to fraction form
    4,154.27/6,231.24 = 1,689.00/x
  3. Step 3: Cross multiply
    4,154.27x = 6,231.24 × 1,689.00
  4. Step 4: Simplify right side
    4,154.27x = 10,524,578.42
  5. Step 5: Solve for x
    x = 10,524,578.42/4,154.27
  6. Step 6: Final answer
    x = 2,533.43

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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.