Home / 3,451.92-5,178.18-1,504.32

Finding the Fourth Proportional to 3,451.92, 5,178.18 and 1,504.32

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Solution

The fourth proportional to 3,451.92, 5,178.18 and 1,504.32 is: 2,256.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.92 : 5,178.18 = 1,504.32 : x
  2. Step 2: Convert to fraction form
    3,451.92/5,178.18 = 1,504.32/x
  3. Step 3: Cross multiply
    3,451.92x = 5,178.18 × 1,504.32
  4. Step 4: Simplify right side
    3,451.92x = 7,789,639.74
  5. Step 5: Solve for x
    x = 7,789,639.74/3,451.92
  6. Step 6: Final answer
    x = 2,256.61

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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.