Home / 4,078.10-6,117.93-1,738.06

Finding the Fourth Proportional to 4,078.10, 6,117.93 and 1,738.06

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Solution

The fourth proportional to 4,078.10, 6,117.93 and 1,738.06 is: 2,607.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.10 : 6,117.93 = 1,738.06 : x
  2. Step 2: Convert to fraction form
    4,078.10/6,117.93 = 1,738.06/x
  3. Step 3: Cross multiply
    4,078.10x = 6,117.93 × 1,738.06
  4. Step 4: Simplify right side
    4,078.10x = 10,633,314.12
  5. Step 5: Solve for x
    x = 10,633,314.12/4,078.10
  6. Step 6: Final answer
    x = 2,607.42

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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.