Home / 4,817.58-6,648.39-2,721.66

Finding the Fourth Proportional to 4,817.58, 6,648.39 and 2,721.66

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Solution

The fourth proportional to 4,817.58, 6,648.39 and 2,721.66 is: 3,755.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.58 : 6,648.39 = 2,721.66 : x
  2. Step 2: Convert to fraction form
    4,817.58/6,648.39 = 2,721.66/x
  3. Step 3: Cross multiply
    4,817.58x = 6,648.39 × 2,721.66
  4. Step 4: Simplify right side
    4,817.58x = 18,094,657.13
  5. Step 5: Solve for x
    x = 18,094,657.13/4,817.58
  6. Step 6: Final answer
    x = 3,755.96

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1.5x scale

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.