Home / 7,228.31-10,837.80-2,228.99

Finding the Fourth Proportional to 7,228.31, 10,837.80 and 2,228.99

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Solution

The fourth proportional to 7,228.31, 10,837.80 and 2,228.99 is: 3,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.31 : 10,837.80 = 2,228.99 : x
  2. Step 2: Convert to fraction form
    7,228.31/10,837.80 = 2,228.99/x
  3. Step 3: Cross multiply
    7,228.31x = 10,837.80 × 2,228.99
  4. Step 4: Simplify right side
    7,228.31x = 24,157,293.63
  5. Step 5: Solve for x
    x = 24,157,293.63/7,228.31
  6. Step 6: Final answer
    x = 3,342.04

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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.