Home / 2,051.63-2,831.53-1,167.52

Finding the Fourth Proportional to 2,051.63, 2,831.53 and 1,167.52

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Solution

The fourth proportional to 2,051.63, 2,831.53 and 1,167.52 is: 1,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.63 : 2,831.53 = 1,167.52 : x
  2. Step 2: Convert to fraction form
    2,051.63/2,831.53 = 1,167.52/x
  3. Step 3: Cross multiply
    2,051.63x = 2,831.53 × 1,167.52
  4. Step 4: Simplify right side
    2,051.63x = 3,305,853.75
  5. Step 5: Solve for x
    x = 3,305,853.75/2,051.63
  6. Step 6: Final answer
    x = 1,611.33

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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.