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Finding the Fourth Proportional to 3,464.93, 4,781.88 and 1,973.31

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Solution

The fourth proportional to 3,464.93, 4,781.88 and 1,973.31 is: 2,723.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.93 : 4,781.88 = 1,973.31 : x
  2. Step 2: Convert to fraction form
    3,464.93/4,781.88 = 1,973.31/x
  3. Step 3: Cross multiply
    3,464.93x = 4,781.88 × 1,973.31
  4. Step 4: Simplify right side
    3,464.93x = 9,436,131.62
  5. Step 5: Solve for x
    x = 9,436,131.62/3,464.93
  6. Step 6: Final answer
    x = 2,723.33

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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.