Home / 3,384.12-5,077.14-1,192.92

Finding the Fourth Proportional to 3,384.12, 5,077.14 and 1,192.92

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Solution

The fourth proportional to 3,384.12, 5,077.14 and 1,192.92 is: 1,789.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.12 : 5,077.14 = 1,192.92 : x
  2. Step 2: Convert to fraction form
    3,384.12/5,077.14 = 1,192.92/x
  3. Step 3: Cross multiply
    3,384.12x = 5,077.14 × 1,192.92
  4. Step 4: Simplify right side
    3,384.12x = 6,056,621.85
  5. Step 5: Solve for x
    x = 6,056,621.85/3,384.12
  6. Step 6: Final answer
    x = 1,789.72

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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.