Home / 6,247.66-9,370.64-2,087.58

Finding the Fourth Proportional to 6,247.66, 9,370.64 and 2,087.58

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Solution

The fourth proportional to 6,247.66, 9,370.64 and 2,087.58 is: 3,131.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.66 : 9,370.64 = 2,087.58 : x
  2. Step 2: Convert to fraction form
    6,247.66/9,370.64 = 2,087.58/x
  3. Step 3: Cross multiply
    6,247.66x = 9,370.64 × 2,087.58
  4. Step 4: Simplify right side
    6,247.66x = 19,561,960.65
  5. Step 5: Solve for x
    x = 19,561,960.65/6,247.66
  6. Step 6: Final answer
    x = 3,131.09

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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.