Home / 3,479.37-4,801.31-1,907.47

Finding the Fourth Proportional to 3,479.37, 4,801.31 and 1,907.47

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Solution

The fourth proportional to 3,479.37, 4,801.31 and 1,907.47 is: 2,632.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.37 : 4,801.31 = 1,907.47 : x
  2. Step 2: Convert to fraction form
    3,479.37/4,801.31 = 1,907.47/x
  3. Step 3: Cross multiply
    3,479.37x = 4,801.31 × 1,907.47
  4. Step 4: Simplify right side
    3,479.37x = 9,158,345.25
  5. Step 5: Solve for x
    x = 9,158,345.25/3,479.37
  6. Step 6: Final answer
    x = 2,632.19

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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.