Home / 3,506.92-5,261.66-1,656.64

Finding the Fourth Proportional to 3,506.92, 5,261.66 and 1,656.64

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Solution

The fourth proportional to 3,506.92, 5,261.66 and 1,656.64 is: 2,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.92 : 5,261.66 = 1,656.64 : x
  2. Step 2: Convert to fraction form
    3,506.92/5,261.66 = 1,656.64/x
  3. Step 3: Cross multiply
    3,506.92x = 5,261.66 × 1,656.64
  4. Step 4: Simplify right side
    3,506.92x = 8,716,676.42
  5. Step 5: Solve for x
    x = 8,716,676.42/3,506.92
  6. Step 6: Final answer
    x = 2,485.56

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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.