Home / 5,522.76-7,618.80-3,283.32

Finding the Fourth Proportional to 5,522.76, 7,618.80 and 3,283.32

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Solution

The fourth proportional to 5,522.76, 7,618.80 and 3,283.32 is: 4,529.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.76 : 7,618.80 = 3,283.32 : x
  2. Step 2: Convert to fraction form
    5,522.76/7,618.80 = 3,283.32/x
  3. Step 3: Cross multiply
    5,522.76x = 7,618.80 × 3,283.32
  4. Step 4: Simplify right side
    5,522.76x = 25,014,958.42
  5. Step 5: Solve for x
    x = 25,014,958.42/5,522.76
  6. Step 6: Final answer
    x = 4,529.43

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Half scale
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Double scale
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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.