Home / 5,589.67-8,384.58-1,429.71

Finding the Fourth Proportional to 5,589.67, 8,384.58 and 1,429.71

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Solution

The fourth proportional to 5,589.67, 8,384.58 and 1,429.71 is: 2,144.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.67 : 8,384.58 = 1,429.71 : x
  2. Step 2: Convert to fraction form
    5,589.67/8,384.58 = 1,429.71/x
  3. Step 3: Cross multiply
    5,589.67x = 8,384.58 × 1,429.71
  4. Step 4: Simplify right side
    5,589.67x = 11,987,517.87
  5. Step 5: Solve for x
    x = 11,987,517.87/5,589.67
  6. Step 6: Final answer
    x = 2,144.58

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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.