Home / 1,831.52-2,527.92-1,169.34

Finding the Fourth Proportional to 1,831.52, 2,527.92 and 1,169.34

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Solution

The fourth proportional to 1,831.52, 2,527.92 and 1,169.34 is: 1,613.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.52 : 2,527.92 = 1,169.34 : x
  2. Step 2: Convert to fraction form
    1,831.52/2,527.92 = 1,169.34/x
  3. Step 3: Cross multiply
    1,831.52x = 2,527.92 × 1,169.34
  4. Step 4: Simplify right side
    1,831.52x = 2,955,997.97
  5. Step 5: Solve for x
    x = 2,955,997.97/1,831.52
  6. Step 6: Final answer
    x = 1,613.96

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1.5x scale

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.