Home / 1,663.74-2,497.23-1,359.32

Finding the Fourth Proportional to 1,663.74, 2,497.23 and 1,359.32

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Solution

The fourth proportional to 1,663.74, 2,497.23 and 1,359.32 is: 2,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663.74 : 2,497.23 = 1,359.32 : x
  2. Step 2: Convert to fraction form
    1,663.74/2,497.23 = 1,359.32/x
  3. Step 3: Cross multiply
    1,663.74x = 2,497.23 × 1,359.32
  4. Step 4: Simplify right side
    1,663.74x = 3,394,522.20
  5. Step 5: Solve for x
    x = 3,394,522.20/1,663.74
  6. Step 6: Final answer
    x = 2,040.30

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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.