Home / 10,291.13-14,201.75-5,575.41

Finding the Fourth Proportional to 10,291.13, 14,201.75 and 5,575.41

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Solution

The fourth proportional to 10,291.13, 14,201.75 and 5,575.41 is: 7,694.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.13 : 14,201.75 = 5,575.41 : x
  2. Step 2: Convert to fraction form
    10,291.13/14,201.75 = 5,575.41/x
  3. Step 3: Cross multiply
    10,291.13x = 14,201.75 × 5,575.41
  4. Step 4: Simplify right side
    10,291.13x = 79,180,507.96
  5. Step 5: Solve for x
    x = 79,180,507.96/10,291.13
  6. Step 6: Final answer
    x = 7,694.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.