Home / 4,159.05-6,235.33-2,078.00

Finding the Fourth Proportional to 4,159.05, 6,235.33 and 2,078.00

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Solution

The fourth proportional to 4,159.05, 6,235.33 and 2,078.00 is: 3,115.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.05 : 6,235.33 = 2,078.00 : x
  2. Step 2: Convert to fraction form
    4,159.05/6,235.33 = 2,078.00/x
  3. Step 3: Cross multiply
    4,159.05x = 6,235.33 × 2,078.00
  4. Step 4: Simplify right side
    4,159.05x = 12,957,041.72
  5. Step 5: Solve for x
    x = 12,957,041.72/4,159.05
  6. Step 6: Final answer
    x = 3,115.39

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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.