Home / 5,293.15-7,938.20-2,005.36

Finding the Fourth Proportional to 5,293.15, 7,938.20 and 2,005.36

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Solution

The fourth proportional to 5,293.15, 7,938.20 and 2,005.36 is: 3,007.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.15 : 7,938.20 = 2,005.36 : x
  2. Step 2: Convert to fraction form
    5,293.15/7,938.20 = 2,005.36/x
  3. Step 3: Cross multiply
    5,293.15x = 7,938.20 × 2,005.36
  4. Step 4: Simplify right side
    5,293.15x = 15,918,933.92
  5. Step 5: Solve for x
    x = 15,918,933.92/5,293.15
  6. Step 6: Final answer
    x = 3,007.46

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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.