Home / 10,214.57-15,310.62-5,822.35

Finding the Fourth Proportional to 10,214.57, 15,310.62 and 5,822.35

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Solution

The fourth proportional to 10,214.57, 15,310.62 and 5,822.35 is: 8,727.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214.57 : 15,310.62 = 5,822.35 : x
  2. Step 2: Convert to fraction form
    10,214.57/15,310.62 = 5,822.35/x
  3. Step 3: Cross multiply
    10,214.57x = 15,310.62 × 5,822.35
  4. Step 4: Simplify right side
    10,214.57x = 89,143,750.08
  5. Step 5: Solve for x
    x = 89,143,750.08/10,214.57
  6. Step 6: Final answer
    x = 8,727.12

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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.