Home / 6,801.90-10,208.31-3,515.95

Finding the Fourth Proportional to 6,801.90, 10,208.31 and 3,515.95

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Solution

The fourth proportional to 6,801.90, 10,208.31 and 3,515.95 is: 5,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,801.90 : 10,208.31 = 3,515.95 : x
  2. Step 2: Convert to fraction form
    6,801.90/10,208.31 = 3,515.95/x
  3. Step 3: Cross multiply
    6,801.90x = 10,208.31 × 3,515.95
  4. Step 4: Simplify right side
    6,801.90x = 35,891,907.54
  5. Step 5: Solve for x
    x = 35,891,907.54/6,801.90
  6. Step 6: Final answer
    x = 5,276.75

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1.5x scale

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.