Home / 3,364.92-5,048.83-1,285.55

Finding the Fourth Proportional to 3,364.92, 5,048.83 and 1,285.55

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Solution

The fourth proportional to 3,364.92, 5,048.83 and 1,285.55 is: 1,928.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.92 : 5,048.83 = 1,285.55 : x
  2. Step 2: Convert to fraction form
    3,364.92/5,048.83 = 1,285.55/x
  3. Step 3: Cross multiply
    3,364.92x = 5,048.83 × 1,285.55
  4. Step 4: Simplify right side
    3,364.92x = 6,490,523.41
  5. Step 5: Solve for x
    x = 6,490,523.41/3,364.92
  6. Step 6: Final answer
    x = 1,928.88

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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.