Home / 6,190.80-9,277.49-2,678.11

Finding the Fourth Proportional to 6,190.80, 9,277.49 and 2,678.11

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Solution

The fourth proportional to 6,190.80, 9,277.49 and 2,678.11 is: 4,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.80 : 9,277.49 = 2,678.11 : x
  2. Step 2: Convert to fraction form
    6,190.80/9,277.49 = 2,678.11/x
  3. Step 3: Cross multiply
    6,190.80x = 9,277.49 × 2,678.11
  4. Step 4: Simplify right side
    6,190.80x = 24,846,117.61
  5. Step 5: Solve for x
    x = 24,846,117.61/6,190.80
  6. Step 6: Final answer
    x = 4,013.39

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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.