Home / 3,283.56-4,928.40-1,335.92

Finding the Fourth Proportional to 3,283.56, 4,928.40 and 1,335.92

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Solution

The fourth proportional to 3,283.56, 4,928.40 and 1,335.92 is: 2,005.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.56 : 4,928.40 = 1,335.92 : x
  2. Step 2: Convert to fraction form
    3,283.56/4,928.40 = 1,335.92/x
  3. Step 3: Cross multiply
    3,283.56x = 4,928.40 × 1,335.92
  4. Step 4: Simplify right side
    3,283.56x = 6,583,923.49
  5. Step 5: Solve for x
    x = 6,583,923.49/3,283.56
  6. Step 6: Final answer
    x = 2,005.12

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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.