Home / 6,411.34-9,618.38-2,029.15

Finding the Fourth Proportional to 6,411.34, 9,618.38 and 2,029.15

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Solution

The fourth proportional to 6,411.34, 9,618.38 and 2,029.15 is: 3,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.34 : 9,618.38 = 2,029.15 : x
  2. Step 2: Convert to fraction form
    6,411.34/9,618.38 = 2,029.15/x
  3. Step 3: Cross multiply
    6,411.34x = 9,618.38 × 2,029.15
  4. Step 4: Simplify right side
    6,411.34x = 19,517,135.78
  5. Step 5: Solve for x
    x = 19,517,135.78/6,411.34
  6. Step 6: Final answer
    x = 3,044.16

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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.