Home / 3,301.80-4,947.30-2,837.40

Finding the Fourth Proportional to 3,301.80, 4,947.30 and 2,837.40

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Solution

The fourth proportional to 3,301.80, 4,947.30 and 2,837.40 is: 4,251.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.80 : 4,947.30 = 2,837.40 : x
  2. Step 2: Convert to fraction form
    3,301.80/4,947.30 = 2,837.40/x
  3. Step 3: Cross multiply
    3,301.80x = 4,947.30 × 2,837.40
  4. Step 4: Simplify right side
    3,301.80x = 14,037,469.02
  5. Step 5: Solve for x
    x = 14,037,469.02/3,301.80
  6. Step 6: Final answer
    x = 4,251.46

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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.