Home / 1,831.48-2,528.25-1,169.23

Finding the Fourth Proportional to 1,831.48, 2,528.25 and 1,169.23

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Solution

The fourth proportional to 1,831.48, 2,528.25 and 1,169.23 is: 1,614.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.48 : 2,528.25 = 1,169.23 : x
  2. Step 2: Convert to fraction form
    1,831.48/2,528.25 = 1,169.23/x
  3. Step 3: Cross multiply
    1,831.48x = 2,528.25 × 1,169.23
  4. Step 4: Simplify right side
    1,831.48x = 2,956,105.75
  5. Step 5: Solve for x
    x = 2,956,105.75/1,831.48
  6. Step 6: Final answer
    x = 1,614.05

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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.