Home / 1,831.01-2,525.66-1,201.58

Finding the Fourth Proportional to 1,831.01, 2,525.66 and 1,201.58

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Solution

The fourth proportional to 1,831.01, 2,525.66 and 1,201.58 is: 1,657.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.01 : 2,525.66 = 1,201.58 : x
  2. Step 2: Convert to fraction form
    1,831.01/2,525.66 = 1,201.58/x
  3. Step 3: Cross multiply
    1,831.01x = 2,525.66 × 1,201.58
  4. Step 4: Simplify right side
    1,831.01x = 3,034,782.54
  5. Step 5: Solve for x
    x = 3,034,782.54/1,831.01
  6. Step 6: Final answer
    x = 1,657.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.