Home / 3,410.60-5,118.69-1,767.64

Finding the Fourth Proportional to 3,410.60, 5,118.69 and 1,767.64

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Solution

The fourth proportional to 3,410.60, 5,118.69 and 1,767.64 is: 2,652.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.60 : 5,118.69 = 1,767.64 : x
  2. Step 2: Convert to fraction form
    3,410.60/5,118.69 = 1,767.64/x
  3. Step 3: Cross multiply
    3,410.60x = 5,118.69 × 1,767.64
  4. Step 4: Simplify right side
    3,410.60x = 9,048,001.19
  5. Step 5: Solve for x
    x = 9,048,001.19/3,410.60
  6. Step 6: Final answer
    x = 2,652.91

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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.