Home / 3,334.31-5,000.35-1,112.65

Finding the Fourth Proportional to 3,334.31, 5,000.35 and 1,112.65

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Solution

The fourth proportional to 3,334.31, 5,000.35 and 1,112.65 is: 1,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.31 : 5,000.35 = 1,112.65 : x
  2. Step 2: Convert to fraction form
    3,334.31/5,000.35 = 1,112.65/x
  3. Step 3: Cross multiply
    3,334.31x = 5,000.35 × 1,112.65
  4. Step 4: Simplify right side
    3,334.31x = 5,563,654.36
  5. Step 5: Solve for x
    x = 5,563,654.36/3,334.31
  6. Step 6: Final answer
    x = 1,668.61

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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.