Home / 4,769.60-6,583.20-3,721.28

Finding the Fourth Proportional to 4,769.60, 6,583.20 and 3,721.28

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Solution

The fourth proportional to 4,769.60, 6,583.20 and 3,721.28 is: 5,136.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.60 : 6,583.20 = 3,721.28 : x
  2. Step 2: Convert to fraction form
    4,769.60/6,583.20 = 3,721.28/x
  3. Step 3: Cross multiply
    4,769.60x = 6,583.20 × 3,721.28
  4. Step 4: Simplify right side
    4,769.60x = 24,497,930.50
  5. Step 5: Solve for x
    x = 24,497,930.50/4,769.60
  6. Step 6: Final answer
    x = 5,136.27

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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.