Home / 2,399.07-3,599.20-2,359.34

Finding the Fourth Proportional to 2,399.07, 3,599.20 and 2,359.34

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Solution

The fourth proportional to 2,399.07, 3,599.20 and 2,359.34 is: 3,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.07 : 3,599.20 = 2,359.34 : x
  2. Step 2: Convert to fraction form
    2,399.07/3,599.20 = 2,359.34/x
  3. Step 3: Cross multiply
    2,399.07x = 3,599.20 × 2,359.34
  4. Step 4: Simplify right side
    2,399.07x = 8,491,736.53
  5. Step 5: Solve for x
    x = 8,491,736.53/2,399.07
  6. Step 6: Final answer
    x = 3,539.60

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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.