Home / 3,337.78-4,606.26-2,158.85

Finding the Fourth Proportional to 3,337.78, 4,606.26 and 2,158.85

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Solution

The fourth proportional to 3,337.78, 4,606.26 and 2,158.85 is: 2,979.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.78 : 4,606.26 = 2,158.85 : x
  2. Step 2: Convert to fraction form
    3,337.78/4,606.26 = 2,158.85/x
  3. Step 3: Cross multiply
    3,337.78x = 4,606.26 × 2,158.85
  4. Step 4: Simplify right side
    3,337.78x = 9,944,219.00
  5. Step 5: Solve for x
    x = 9,944,219.00/3,337.78
  6. Step 6: Final answer
    x = 2,979.29

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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.