Home / 7,182.34-10,754.03-3,712.30

Finding the Fourth Proportional to 7,182.34, 10,754.03 and 3,712.30

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Solution

The fourth proportional to 7,182.34, 10,754.03 and 3,712.30 is: 5,558.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.34 : 10,754.03 = 3,712.30 : x
  2. Step 2: Convert to fraction form
    7,182.34/10,754.03 = 3,712.30/x
  3. Step 3: Cross multiply
    7,182.34x = 10,754.03 × 3,712.30
  4. Step 4: Simplify right side
    7,182.34x = 39,922,167.96
  5. Step 5: Solve for x
    x = 39,922,167.96/7,182.34
  6. Step 6: Final answer
    x = 5,558.38

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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.