Home / 2,409.28-3,593.68-2,305.60

Finding the Fourth Proportional to 2,409.28, 3,593.68 and 2,305.60

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Solution

The fourth proportional to 2,409.28, 3,593.68 and 2,305.60 is: 3,439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.28 : 3,593.68 = 2,305.60 : x
  2. Step 2: Convert to fraction form
    2,409.28/3,593.68 = 2,305.60/x
  3. Step 3: Cross multiply
    2,409.28x = 3,593.68 × 2,305.60
  4. Step 4: Simplify right side
    2,409.28x = 8,285,588.61
  5. Step 5: Solve for x
    x = 8,285,588.61/2,409.28
  6. Step 6: Final answer
    x = 3,439.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.