Home / 1,831.87-2,745.24-1,010.53

Finding the Fourth Proportional to 1,831.87, 2,745.24 and 1,010.53

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Solution

The fourth proportional to 1,831.87, 2,745.24 and 1,010.53 is: 1,514.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.87 : 2,745.24 = 1,010.53 : x
  2. Step 2: Convert to fraction form
    1,831.87/2,745.24 = 1,010.53/x
  3. Step 3: Cross multiply
    1,831.87x = 2,745.24 × 1,010.53
  4. Step 4: Simplify right side
    1,831.87x = 2,774,147.38
  5. Step 5: Solve for x
    x = 2,774,147.38/1,831.87
  6. Step 6: Final answer
    x = 1,514.38

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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.