Home / 4,907.37-7,356.90-2,131.95

Finding the Fourth Proportional to 4,907.37, 7,356.90 and 2,131.95

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Solution

The fourth proportional to 4,907.37, 7,356.90 and 2,131.95 is: 3,196.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.37 : 7,356.90 = 2,131.95 : x
  2. Step 2: Convert to fraction form
    4,907.37/7,356.90 = 2,131.95/x
  3. Step 3: Cross multiply
    4,907.37x = 7,356.90 × 2,131.95
  4. Step 4: Simplify right side
    4,907.37x = 15,684,542.96
  5. Step 5: Solve for x
    x = 15,684,542.96/4,907.37
  6. Step 6: Final answer
    x = 3,196.12

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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.