Home / 6,418.63-9,625.62-2,721.10

Finding the Fourth Proportional to 6,418.63, 9,625.62 and 2,721.10

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Solution

The fourth proportional to 6,418.63, 9,625.62 and 2,721.10 is: 4,080.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.63 : 9,625.62 = 2,721.10 : x
  2. Step 2: Convert to fraction form
    6,418.63/9,625.62 = 2,721.10/x
  3. Step 3: Cross multiply
    6,418.63x = 9,625.62 × 2,721.10
  4. Step 4: Simplify right side
    6,418.63x = 26,192,274.58
  5. Step 5: Solve for x
    x = 26,192,274.58/6,418.63
  6. Step 6: Final answer
    x = 4,080.66

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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.