Home / 10,542.46-15,813.64-2,751.26

Finding the Fourth Proportional to 10,542.46, 15,813.64 and 2,751.26

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Solution

The fourth proportional to 10,542.46, 15,813.64 and 2,751.26 is: 4,126.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.46 : 15,813.64 = 2,751.26 : x
  2. Step 2: Convert to fraction form
    10,542.46/15,813.64 = 2,751.26/x
  3. Step 3: Cross multiply
    10,542.46x = 15,813.64 × 2,751.26
  4. Step 4: Simplify right side
    10,542.46x = 43,507,435.19
  5. Step 5: Solve for x
    x = 43,507,435.19/10,542.46
  6. Step 6: Final answer
    x = 4,126.88

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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.