Home / 4,078.14-6,119.53-1,737.90

Finding the Fourth Proportional to 4,078.14, 6,119.53 and 1,737.90

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Solution

The fourth proportional to 4,078.14, 6,119.53 and 1,737.90 is: 2,607.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.14 : 6,119.53 = 1,737.90 : x
  2. Step 2: Convert to fraction form
    4,078.14/6,119.53 = 1,737.90/x
  3. Step 3: Cross multiply
    4,078.14x = 6,119.53 × 1,737.90
  4. Step 4: Simplify right side
    4,078.14x = 10,635,131.19
  5. Step 5: Solve for x
    x = 10,635,131.19/4,078.14
  6. Step 6: Final answer
    x = 2,607.84

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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.