Home / 4,975.92-6,866.62-2,737.79

Finding the Fourth Proportional to 4,975.92, 6,866.62 and 2,737.79

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Solution

The fourth proportional to 4,975.92, 6,866.62 and 2,737.79 is: 3,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.92 : 6,866.62 = 2,737.79 : x
  2. Step 2: Convert to fraction form
    4,975.92/6,866.62 = 2,737.79/x
  3. Step 3: Cross multiply
    4,975.92x = 6,866.62 × 2,737.79
  4. Step 4: Simplify right side
    4,975.92x = 18,799,373.89
  5. Step 5: Solve for x
    x = 18,799,373.89/4,975.92
  6. Step 6: Final answer
    x = 3,778.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.