Home / 5,619.17-8,428.46-1,723.58

Finding the Fourth Proportional to 5,619.17, 8,428.46 and 1,723.58

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Solution

The fourth proportional to 5,619.17, 8,428.46 and 1,723.58 is: 2,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.17 : 8,428.46 = 1,723.58 : x
  2. Step 2: Convert to fraction form
    5,619.17/8,428.46 = 1,723.58/x
  3. Step 3: Cross multiply
    5,619.17x = 8,428.46 × 1,723.58
  4. Step 4: Simplify right side
    5,619.17x = 14,527,105.93
  5. Step 5: Solve for x
    x = 14,527,105.93/5,619.17
  6. Step 6: Final answer
    x = 2,585.27

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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.