Home / 8,498.22-11,727.18-4,721.64

Finding the Fourth Proportional to 8,498.22, 11,727.18 and 4,721.64

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Solution

The fourth proportional to 8,498.22, 11,727.18 and 4,721.64 is: 6,515.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498.22 : 11,727.18 = 4,721.64 : x
  2. Step 2: Convert to fraction form
    8,498.22/11,727.18 = 4,721.64/x
  3. Step 3: Cross multiply
    8,498.22x = 11,727.18 × 4,721.64
  4. Step 4: Simplify right side
    8,498.22x = 55,371,522.18
  5. Step 5: Solve for x
    x = 55,371,522.18/8,498.22
  6. Step 6: Final answer
    x = 6,515.66

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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.