Home / 10,223.19-15,335.09-2,827.71

Finding the Fourth Proportional to 10,223.19, 15,335.09 and 2,827.71

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Solution

The fourth proportional to 10,223.19, 15,335.09 and 2,827.71 is: 4,241.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223.19 : 15,335.09 = 2,827.71 : x
  2. Step 2: Convert to fraction form
    10,223.19/15,335.09 = 2,827.71/x
  3. Step 3: Cross multiply
    10,223.19x = 15,335.09 × 2,827.71
  4. Step 4: Simplify right side
    10,223.19x = 43,363,173.21
  5. Step 5: Solve for x
    x = 43,363,173.21/10,223.19
  6. Step 6: Final answer
    x = 4,241.65

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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.