Home / 6,781.70-10,160.59-5,939.36

Finding the Fourth Proportional to 6,781.70, 10,160.59 and 5,939.36

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Solution

The fourth proportional to 6,781.70, 10,160.59 and 5,939.36 is: 8,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.70 : 10,160.59 = 5,939.36 : x
  2. Step 2: Convert to fraction form
    6,781.70/10,160.59 = 5,939.36/x
  3. Step 3: Cross multiply
    6,781.70x = 10,160.59 × 5,939.36
  4. Step 4: Simplify right side
    6,781.70x = 60,347,401.82
  5. Step 5: Solve for x
    x = 60,347,401.82/6,781.70
  6. Step 6: Final answer
    x = 8,898.57

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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.