Home / 3,034.30-4,185.53-1,853.32

Finding the Fourth Proportional to 3,034.30, 4,185.53 and 1,853.32

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Solution

The fourth proportional to 3,034.30, 4,185.53 and 1,853.32 is: 2,556.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.30 : 4,185.53 = 1,853.32 : x
  2. Step 2: Convert to fraction form
    3,034.30/4,185.53 = 1,853.32/x
  3. Step 3: Cross multiply
    3,034.30x = 4,185.53 × 1,853.32
  4. Step 4: Simplify right side
    3,034.30x = 7,757,126.46
  5. Step 5: Solve for x
    x = 7,757,126.46/3,034.30
  6. Step 6: Final answer
    x = 2,556.48

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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.