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Finding the Fourth Proportional to 2,934.06, 4,047.46 and 2,375.16

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Solution

The fourth proportional to 2,934.06, 4,047.46 and 2,375.16 is: 3,276.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.06 : 4,047.46 = 2,375.16 : x
  2. Step 2: Convert to fraction form
    2,934.06/4,047.46 = 2,375.16/x
  3. Step 3: Cross multiply
    2,934.06x = 4,047.46 × 2,375.16
  4. Step 4: Simplify right side
    2,934.06x = 9,613,365.09
  5. Step 5: Solve for x
    x = 9,613,365.09/2,934.06
  6. Step 6: Final answer
    x = 3,276.47

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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.