Home / 3,479.83-4,801.98-1,907.62

Finding the Fourth Proportional to 3,479.83, 4,801.98 and 1,907.62

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Solution

The fourth proportional to 3,479.83, 4,801.98 and 1,907.62 is: 2,632.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.83 : 4,801.98 = 1,907.62 : x
  2. Step 2: Convert to fraction form
    3,479.83/4,801.98 = 1,907.62/x
  3. Step 3: Cross multiply
    3,479.83x = 4,801.98 × 1,907.62
  4. Step 4: Simplify right side
    3,479.83x = 9,160,348.24
  5. Step 5: Solve for x
    x = 9,160,348.24/3,479.83
  6. Step 6: Final answer
    x = 2,632.41

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1.5x scale

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.