Home / 5,529.62-7,630.20-3,291.60

Finding the Fourth Proportional to 5,529.62, 7,630.20 and 3,291.60

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Solution

The fourth proportional to 5,529.62, 7,630.20 and 3,291.60 is: 4,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.62 : 7,630.20 = 3,291.60 : x
  2. Step 2: Convert to fraction form
    5,529.62/7,630.20 = 3,291.60/x
  3. Step 3: Cross multiply
    5,529.62x = 7,630.20 × 3,291.60
  4. Step 4: Simplify right side
    5,529.62x = 25,115,566.32
  5. Step 5: Solve for x
    x = 25,115,566.32/5,529.62
  6. Step 6: Final answer
    x = 4,542.01

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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.