Home / 4,639.51-6,961.97-1,719.82

Finding the Fourth Proportional to 4,639.51, 6,961.97 and 1,719.82

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Solution

The fourth proportional to 4,639.51, 6,961.97 and 1,719.82 is: 2,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.51 : 6,961.97 = 1,719.82 : x
  2. Step 2: Convert to fraction form
    4,639.51/6,961.97 = 1,719.82/x
  3. Step 3: Cross multiply
    4,639.51x = 6,961.97 × 1,719.82
  4. Step 4: Simplify right side
    4,639.51x = 11,973,335.25
  5. Step 5: Solve for x
    x = 11,973,335.25/4,639.51
  6. Step 6: Final answer
    x = 2,580.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.