Home / 3,464.58-4,781.26-1,972.77

Finding the Fourth Proportional to 3,464.58, 4,781.26 and 1,972.77

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Solution

The fourth proportional to 3,464.58, 4,781.26 and 1,972.77 is: 2,722.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.58 : 4,781.26 = 1,972.77 : x
  2. Step 2: Convert to fraction form
    3,464.58/4,781.26 = 1,972.77/x
  3. Step 3: Cross multiply
    3,464.58x = 4,781.26 × 1,972.77
  4. Step 4: Simplify right side
    3,464.58x = 9,432,326.29
  5. Step 5: Solve for x
    x = 9,432,326.29/3,464.58
  6. Step 6: Final answer
    x = 2,722.50

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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.