Home / 3,385.41-5,065.81-2,794.92

Finding the Fourth Proportional to 3,385.41, 5,065.81 and 2,794.92

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Solution

The fourth proportional to 3,385.41, 5,065.81 and 2,794.92 is: 4,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.41 : 5,065.81 = 2,794.92 : x
  2. Step 2: Convert to fraction form
    3,385.41/5,065.81 = 2,794.92/x
  3. Step 3: Cross multiply
    3,385.41x = 5,065.81 × 2,794.92
  4. Step 4: Simplify right side
    3,385.41x = 14,158,533.69
  5. Step 5: Solve for x
    x = 14,158,533.69/3,385.41
  6. Step 6: Final answer
    x = 4,182.22

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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.