Home / 3,992.64-5,506.08-2,498.46

Finding the Fourth Proportional to 3,992.64, 5,506.08 and 2,498.46

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Solution

The fourth proportional to 3,992.64, 5,506.08 and 2,498.46 is: 3,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.64 : 5,506.08 = 2,498.46 : x
  2. Step 2: Convert to fraction form
    3,992.64/5,506.08 = 2,498.46/x
  3. Step 3: Cross multiply
    3,992.64x = 5,506.08 × 2,498.46
  4. Step 4: Simplify right side
    3,992.64x = 13,756,720.64
  5. Step 5: Solve for x
    x = 13,756,720.64/3,992.64
  6. Step 6: Final answer
    x = 3,445.52

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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.