Home / 3,529.60-5,291.04-2,068.48

Finding the Fourth Proportional to 3,529.60, 5,291.04 and 2,068.48

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Solution

The fourth proportional to 3,529.60, 5,291.04 and 2,068.48 is: 3,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.60 : 5,291.04 = 2,068.48 : x
  2. Step 2: Convert to fraction form
    3,529.60/5,291.04 = 2,068.48/x
  3. Step 3: Cross multiply
    3,529.60x = 5,291.04 × 2,068.48
  4. Step 4: Simplify right side
    3,529.60x = 10,944,410.42
  5. Step 5: Solve for x
    x = 10,944,410.42/3,529.60
  6. Step 6: Final answer
    x = 3,100.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.