Home / 3,353.94-4,631.20-2,177.02

Finding the Fourth Proportional to 3,353.94, 4,631.20 and 2,177.02

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Solution

The fourth proportional to 3,353.94, 4,631.20 and 2,177.02 is: 3,006.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.94 : 4,631.20 = 2,177.02 : x
  2. Step 2: Convert to fraction form
    3,353.94/4,631.20 = 2,177.02/x
  3. Step 3: Cross multiply
    3,353.94x = 4,631.20 × 2,177.02
  4. Step 4: Simplify right side
    3,353.94x = 10,082,215.02
  5. Step 5: Solve for x
    x = 10,082,215.02/3,353.94
  6. Step 6: Final answer
    x = 3,006.08

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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.