Home / 6,239.50-9,359.40-2,079.56

Finding the Fourth Proportional to 6,239.50, 9,359.40 and 2,079.56

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Solution

The fourth proportional to 6,239.50, 9,359.40 and 2,079.56 is: 3,119.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.50 : 9,359.40 = 2,079.56 : x
  2. Step 2: Convert to fraction form
    6,239.50/9,359.40 = 2,079.56/x
  3. Step 3: Cross multiply
    6,239.50x = 9,359.40 × 2,079.56
  4. Step 4: Simplify right side
    6,239.50x = 19,463,433.86
  5. Step 5: Solve for x
    x = 19,463,433.86/6,239.50
  6. Step 6: Final answer
    x = 3,119.39

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1.5x scale

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.