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Finding the Fourth Proportional to 3,357.93, 4,634.54 and 1,941.42

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Solution

The fourth proportional to 3,357.93, 4,634.54 and 1,941.42 is: 2,679.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.93 : 4,634.54 = 1,941.42 : x
  2. Step 2: Convert to fraction form
    3,357.93/4,634.54 = 1,941.42/x
  3. Step 3: Cross multiply
    3,357.93x = 4,634.54 × 1,941.42
  4. Step 4: Simplify right side
    3,357.93x = 8,997,588.65
  5. Step 5: Solve for x
    x = 8,997,588.65/3,357.93
  6. Step 6: Final answer
    x = 2,679.50

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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.