Home / 4,817.44-6,648.61-2,721.70

Finding the Fourth Proportional to 4,817.44, 6,648.61 and 2,721.70

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Solution

The fourth proportional to 4,817.44, 6,648.61 and 2,721.70 is: 3,756.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.44 : 6,648.61 = 2,721.70 : x
  2. Step 2: Convert to fraction form
    4,817.44/6,648.61 = 2,721.70/x
  3. Step 3: Cross multiply
    4,817.44x = 6,648.61 × 2,721.70
  4. Step 4: Simplify right side
    4,817.44x = 18,095,498.41
  5. Step 5: Solve for x
    x = 18,095,498.41/4,817.44
  6. Step 6: Final answer
    x = 3,756.25

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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.