Home / 1,629.86-2,442.33-1,508.36

Finding the Fourth Proportional to 1,629.86, 2,442.33 and 1,508.36

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Solution

The fourth proportional to 1,629.86, 2,442.33 and 1,508.36 is: 2,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.86 : 2,442.33 = 1,508.36 : x
  2. Step 2: Convert to fraction form
    1,629.86/2,442.33 = 1,508.36/x
  3. Step 3: Cross multiply
    1,629.86x = 2,442.33 × 1,508.36
  4. Step 4: Simplify right side
    1,629.86x = 3,683,900.67
  5. Step 5: Solve for x
    x = 3,683,900.67/1,629.86
  6. Step 6: Final answer
    x = 2,260.26

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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.