Home / 3,086.12-4,629.18-1,006.32

Finding the Fourth Proportional to 3,086.12, 4,629.18 and 1,006.32

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Solution

The fourth proportional to 3,086.12, 4,629.18 and 1,006.32 is: 1,509.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.12 : 4,629.18 = 1,006.32 : x
  2. Step 2: Convert to fraction form
    3,086.12/4,629.18 = 1,006.32/x
  3. Step 3: Cross multiply
    3,086.12x = 4,629.18 × 1,006.32
  4. Step 4: Simplify right side
    3,086.12x = 4,658,436.42
  5. Step 5: Solve for x
    x = 4,658,436.42/3,086.12
  6. Step 6: Final answer
    x = 1,509.48

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Similar ratio
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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.