Home / 3,317.60-4,979.66-2,530.28

Finding the Fourth Proportional to 3,317.60, 4,979.66 and 2,530.28

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Solution

The fourth proportional to 3,317.60, 4,979.66 and 2,530.28 is: 3,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.60 : 4,979.66 = 2,530.28 : x
  2. Step 2: Convert to fraction form
    3,317.60/4,979.66 = 2,530.28/x
  3. Step 3: Cross multiply
    3,317.60x = 4,979.66 × 2,530.28
  4. Step 4: Simplify right side
    3,317.60x = 12,599,934.10
  5. Step 5: Solve for x
    x = 12,599,934.10/3,317.60
  6. Step 6: Final answer
    x = 3,797.91

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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.