Home / 2,399.35-3,599.02-1,372.63

Finding the Fourth Proportional to 2,399.35, 3,599.02 and 1,372.63

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Solution

The fourth proportional to 2,399.35, 3,599.02 and 1,372.63 is: 2,058.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.35 : 3,599.02 = 1,372.63 : x
  2. Step 2: Convert to fraction form
    2,399.35/3,599.02 = 1,372.63/x
  3. Step 3: Cross multiply
    2,399.35x = 3,599.02 × 1,372.63
  4. Step 4: Simplify right side
    2,399.35x = 4,940,101.40
  5. Step 5: Solve for x
    x = 4,940,101.40/2,399.35
  6. Step 6: Final answer
    x = 2,058.94

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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.