Home / 3,371.49-4,654.87-2,177.01

Finding the Fourth Proportional to 3,371.49, 4,654.87 and 2,177.01

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Solution

The fourth proportional to 3,371.49, 4,654.87 and 2,177.01 is: 3,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.49 : 4,654.87 = 2,177.01 : x
  2. Step 2: Convert to fraction form
    3,371.49/4,654.87 = 2,177.01/x
  3. Step 3: Cross multiply
    3,371.49x = 4,654.87 × 2,177.01
  4. Step 4: Simplify right side
    3,371.49x = 10,133,693.10
  5. Step 5: Solve for x
    x = 10,133,693.10/3,371.49
  6. Step 6: Final answer
    x = 3,005.70

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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.