Home / 5,907.11-8,148.21-3,515.48

Finding the Fourth Proportional to 5,907.11, 8,148.21 and 3,515.48

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Solution

The fourth proportional to 5,907.11, 8,148.21 and 3,515.48 is: 4,849.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.11 : 8,148.21 = 3,515.48 : x
  2. Step 2: Convert to fraction form
    5,907.11/8,148.21 = 3,515.48/x
  3. Step 3: Cross multiply
    5,907.11x = 8,148.21 × 3,515.48
  4. Step 4: Simplify right side
    5,907.11x = 28,644,810.97
  5. Step 5: Solve for x
    x = 28,644,810.97/5,907.11
  6. Step 6: Final answer
    x = 4,849.21

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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.