Home / 4,059.47-6,089.37-1,286.08

Finding the Fourth Proportional to 4,059.47, 6,089.37 and 1,286.08

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Solution

The fourth proportional to 4,059.47, 6,089.37 and 1,286.08 is: 1,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.47 : 6,089.37 = 1,286.08 : x
  2. Step 2: Convert to fraction form
    4,059.47/6,089.37 = 1,286.08/x
  3. Step 3: Cross multiply
    4,059.47x = 6,089.37 × 1,286.08
  4. Step 4: Simplify right side
    4,059.47x = 7,831,404.16
  5. Step 5: Solve for x
    x = 7,831,404.16/4,059.47
  6. Step 6: Final answer
    x = 1,929.17

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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.