Home / 5,589.37-8,384.46-1,891.99

Finding the Fourth Proportional to 5,589.37, 8,384.46 and 1,891.99

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Solution

The fourth proportional to 5,589.37, 8,384.46 and 1,891.99 is: 2,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.37 : 8,384.46 = 1,891.99 : x
  2. Step 2: Convert to fraction form
    5,589.37/8,384.46 = 1,891.99/x
  3. Step 3: Cross multiply
    5,589.37x = 8,384.46 × 1,891.99
  4. Step 4: Simplify right side
    5,589.37x = 15,863,314.48
  5. Step 5: Solve for x
    x = 15,863,314.48/5,589.37
  6. Step 6: Final answer
    x = 2,838.12

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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.