Home / 3,317.68-4,976.52-1,009.18

Finding the Fourth Proportional to 3,317.68, 4,976.52 and 1,009.18

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Solution

The fourth proportional to 3,317.68, 4,976.52 and 1,009.18 is: 1,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.68 : 4,976.52 = 1,009.18 : x
  2. Step 2: Convert to fraction form
    3,317.68/4,976.52 = 1,009.18/x
  3. Step 3: Cross multiply
    3,317.68x = 4,976.52 × 1,009.18
  4. Step 4: Simplify right side
    3,317.68x = 5,022,204.45
  5. Step 5: Solve for x
    x = 5,022,204.45/3,317.68
  6. Step 6: Final answer
    x = 1,513.77

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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.