Home / 3,112.54-4,670.22-1,164.89

Finding the Fourth Proportional to 3,112.54, 4,670.22 and 1,164.89

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Solution

The fourth proportional to 3,112.54, 4,670.22 and 1,164.89 is: 1,747.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.54 : 4,670.22 = 1,164.89 : x
  2. Step 2: Convert to fraction form
    3,112.54/4,670.22 = 1,164.89/x
  3. Step 3: Cross multiply
    3,112.54x = 4,670.22 × 1,164.89
  4. Step 4: Simplify right side
    3,112.54x = 5,440,292.58
  5. Step 5: Solve for x
    x = 5,440,292.58/3,112.54
  6. Step 6: Final answer
    x = 1,747.86

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1.5x scale

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.