Home / 6,687.37-10,031.01-5,227.75

Finding the Fourth Proportional to 6,687.37, 10,031.01 and 5,227.75

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Solution

The fourth proportional to 6,687.37, 10,031.01 and 5,227.75 is: 7,841.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.37 : 10,031.01 = 5,227.75 : x
  2. Step 2: Convert to fraction form
    6,687.37/10,031.01 = 5,227.75/x
  3. Step 3: Cross multiply
    6,687.37x = 10,031.01 × 5,227.75
  4. Step 4: Simplify right side
    6,687.37x = 52,439,612.53
  5. Step 5: Solve for x
    x = 52,439,612.53/6,687.37
  6. Step 6: Final answer
    x = 7,841.59

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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.