Home / 7,043.56-10,563.26-2,111.87

Finding the Fourth Proportional to 7,043.56, 10,563.26 and 2,111.87

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Solution

The fourth proportional to 7,043.56, 10,563.26 and 2,111.87 is: 3,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.56 : 10,563.26 = 2,111.87 : x
  2. Step 2: Convert to fraction form
    7,043.56/10,563.26 = 2,111.87/x
  3. Step 3: Cross multiply
    7,043.56x = 10,563.26 × 2,111.87
  4. Step 4: Simplify right side
    7,043.56x = 22,308,259.62
  5. Step 5: Solve for x
    x = 22,308,259.62/7,043.56
  6. Step 6: Final answer
    x = 3,167.19

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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.