Home / 2,957.80-4,436.70-2,593.30

Finding the Fourth Proportional to 2,957.80, 4,436.70 and 2,593.30

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Solution

The fourth proportional to 2,957.80, 4,436.70 and 2,593.30 is: 3,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.80 : 4,436.70 = 2,593.30 : x
  2. Step 2: Convert to fraction form
    2,957.80/4,436.70 = 2,593.30/x
  3. Step 3: Cross multiply
    2,957.80x = 4,436.70 × 2,593.30
  4. Step 4: Simplify right side
    2,957.80x = 11,505,694.11
  5. Step 5: Solve for x
    x = 11,505,694.11/2,957.80
  6. Step 6: Final answer
    x = 3,889.95

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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.