Home / 4,056.78-6,086.74-1,591.16

Finding the Fourth Proportional to 4,056.78, 6,086.74 and 1,591.16

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Solution

The fourth proportional to 4,056.78, 6,086.74 and 1,591.16 is: 2,387.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,056.78 : 6,086.74 = 1,591.16 : x
  2. Step 2: Convert to fraction form
    4,056.78/6,086.74 = 1,591.16/x
  3. Step 3: Cross multiply
    4,056.78x = 6,086.74 × 1,591.16
  4. Step 4: Simplify right side
    4,056.78x = 9,684,977.22
  5. Step 5: Solve for x
    x = 9,684,977.22/4,056.78
  6. Step 6: Final answer
    x = 2,387.36

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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.