Home / 10,291.23-14,201.91-5,575.50

Finding the Fourth Proportional to 10,291.23, 14,201.91 and 5,575.50

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Solution

The fourth proportional to 10,291.23, 14,201.91 and 5,575.50 is: 7,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.23 : 14,201.91 = 5,575.50 : x
  2. Step 2: Convert to fraction form
    10,291.23/14,201.91 = 5,575.50/x
  3. Step 3: Cross multiply
    10,291.23x = 14,201.91 × 5,575.50
  4. Step 4: Simplify right side
    10,291.23x = 79,182,749.21
  5. Step 5: Solve for x
    x = 79,182,749.21/10,291.23
  6. Step 6: Final answer
    x = 7,694.20

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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.