Home / 4,641.27-6,961.29-1,719.18

Finding the Fourth Proportional to 4,641.27, 6,961.29 and 1,719.18

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Solution

The fourth proportional to 4,641.27, 6,961.29 and 1,719.18 is: 2,578.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.27 : 6,961.29 = 1,719.18 : x
  2. Step 2: Convert to fraction form
    4,641.27/6,961.29 = 1,719.18/x
  3. Step 3: Cross multiply
    4,641.27x = 6,961.29 × 1,719.18
  4. Step 4: Simplify right side
    4,641.27x = 11,967,710.54
  5. Step 5: Solve for x
    x = 11,967,710.54/4,641.27
  6. Step 6: Final answer
    x = 2,578.54

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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.