Home / 4,059.45-6,089.24-1,286.15

Finding the Fourth Proportional to 4,059.45, 6,089.24 and 1,286.15

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Solution

The fourth proportional to 4,059.45, 6,089.24 and 1,286.15 is: 1,929.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.45 : 6,089.24 = 1,286.15 : x
  2. Step 2: Convert to fraction form
    4,059.45/6,089.24 = 1,286.15/x
  3. Step 3: Cross multiply
    4,059.45x = 6,089.24 × 1,286.15
  4. Step 4: Simplify right side
    4,059.45x = 7,831,648.80
  5. Step 5: Solve for x
    x = 7,831,648.80/4,059.45
  6. Step 6: Final answer
    x = 1,929.24

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Half scale
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Double scale
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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.