Home / 2,317.73-3,479.64-1,382.39

Finding the Fourth Proportional to 2,317.73, 3,479.64 and 1,382.39

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Solution

The fourth proportional to 2,317.73, 3,479.64 and 1,382.39 is: 2,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.73 : 3,479.64 = 1,382.39 : x
  2. Step 2: Convert to fraction form
    2,317.73/3,479.64 = 1,382.39/x
  3. Step 3: Cross multiply
    2,317.73x = 3,479.64 × 1,382.39
  4. Step 4: Simplify right side
    2,317.73x = 4,810,219.54
  5. Step 5: Solve for x
    x = 4,810,219.54/2,317.73
  6. Step 6: Final answer
    x = 2,075.40

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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.