Home / 10,322.66-15,490.11-3,749.33

Finding the Fourth Proportional to 10,322.66, 15,490.11 and 3,749.33

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Solution

The fourth proportional to 10,322.66, 15,490.11 and 3,749.33 is: 5,626.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.66 : 15,490.11 = 3,749.33 : x
  2. Step 2: Convert to fraction form
    10,322.66/15,490.11 = 3,749.33/x
  3. Step 3: Cross multiply
    10,322.66x = 15,490.11 × 3,749.33
  4. Step 4: Simplify right side
    10,322.66x = 58,077,534.13
  5. Step 5: Solve for x
    x = 58,077,534.13/10,322.66
  6. Step 6: Final answer
    x = 5,626.22

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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.