Home / 5,624.80-8,434.77-1,727.08

Finding the Fourth Proportional to 5,624.80, 8,434.77 and 1,727.08

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Solution

The fourth proportional to 5,624.80, 8,434.77 and 1,727.08 is: 2,589.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.80 : 8,434.77 = 1,727.08 : x
  2. Step 2: Convert to fraction form
    5,624.80/8,434.77 = 1,727.08/x
  3. Step 3: Cross multiply
    5,624.80x = 8,434.77 × 1,727.08
  4. Step 4: Simplify right side
    5,624.80x = 14,567,522.57
  5. Step 5: Solve for x
    x = 14,567,522.57/5,624.80
  6. Step 6: Final answer
    x = 2,589.87

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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.