Home / 10,223.39-15,335.43-2,726.88

Finding the Fourth Proportional to 10,223.39, 15,335.43 and 2,726.88

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Solution

The fourth proportional to 10,223.39, 15,335.43 and 2,726.88 is: 4,090.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223.39 : 15,335.43 = 2,726.88 : x
  2. Step 2: Convert to fraction form
    10,223.39/15,335.43 = 2,726.88/x
  3. Step 3: Cross multiply
    10,223.39x = 15,335.43 × 2,726.88
  4. Step 4: Simplify right side
    10,223.39x = 41,817,809.62
  5. Step 5: Solve for x
    x = 41,817,809.62/10,223.39
  6. Step 6: Final answer
    x = 4,090.40

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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.