Home / 3,253.06-4,494.34-2,133.60

Finding the Fourth Proportional to 3,253.06, 4,494.34 and 2,133.60

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Solution

The fourth proportional to 3,253.06, 4,494.34 and 2,133.60 is: 2,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.06 : 4,494.34 = 2,133.60 : x
  2. Step 2: Convert to fraction form
    3,253.06/4,494.34 = 2,133.60/x
  3. Step 3: Cross multiply
    3,253.06x = 4,494.34 × 2,133.60
  4. Step 4: Simplify right side
    3,253.06x = 9,589,123.82
  5. Step 5: Solve for x
    x = 9,589,123.82/3,253.06
  6. Step 6: Final answer
    x = 2,947.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.