Home / 1,599.48-2,387.79-1,353.37

Finding the Fourth Proportional to 1,599.48, 2,387.79 and 1,353.37

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Solution

The fourth proportional to 1,599.48, 2,387.79 and 1,353.37 is: 2,020.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.48 : 2,387.79 = 1,353.37 : x
  2. Step 2: Convert to fraction form
    1,599.48/2,387.79 = 1,353.37/x
  3. Step 3: Cross multiply
    1,599.48x = 2,387.79 × 1,353.37
  4. Step 4: Simplify right side
    1,599.48x = 3,231,563.35
  5. Step 5: Solve for x
    x = 3,231,563.35/1,599.48
  6. Step 6: Final answer
    x = 2,020.39

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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.