Home / 3,086.72-4,630.56-1,006.24

Finding the Fourth Proportional to 3,086.72, 4,630.56 and 1,006.24

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Solution

The fourth proportional to 3,086.72, 4,630.56 and 1,006.24 is: 1,509.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.72 : 4,630.56 = 1,006.24 : x
  2. Step 2: Convert to fraction form
    3,086.72/4,630.56 = 1,006.24/x
  3. Step 3: Cross multiply
    3,086.72x = 4,630.56 × 1,006.24
  4. Step 4: Simplify right side
    3,086.72x = 4,659,438.09
  5. Step 5: Solve for x
    x = 4,659,438.09/3,086.72
  6. Step 6: Final answer
    x = 1,509.51

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Double scale
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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.