Home / 3,589.83-5,384.75-1,124.85

Finding the Fourth Proportional to 3,589.83, 5,384.75 and 1,124.85

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Solution

The fourth proportional to 3,589.83, 5,384.75 and 1,124.85 is: 1,687.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.83 : 5,384.75 = 1,124.85 : x
  2. Step 2: Convert to fraction form
    3,589.83/5,384.75 = 1,124.85/x
  3. Step 3: Cross multiply
    3,589.83x = 5,384.75 × 1,124.85
  4. Step 4: Simplify right side
    3,589.83x = 6,057,022.24
  5. Step 5: Solve for x
    x = 6,057,022.24/3,589.83
  6. Step 6: Final answer
    x = 1,687.27

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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.