Home / 6,247.12-9,370.34-2,086.69

Finding the Fourth Proportional to 6,247.12, 9,370.34 and 2,086.69

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Solution

The fourth proportional to 6,247.12, 9,370.34 and 2,086.69 is: 3,129.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.12 : 9,370.34 = 2,086.69 : x
  2. Step 2: Convert to fraction form
    6,247.12/9,370.34 = 2,086.69/x
  3. Step 3: Cross multiply
    6,247.12x = 9,370.34 × 2,086.69
  4. Step 4: Simplify right side
    6,247.12x = 19,553,007.77
  5. Step 5: Solve for x
    x = 19,553,007.77/6,247.12
  6. Step 6: Final answer
    x = 3,129.92

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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.