Home / 4,937.82-7,403.07-2,989.56

Finding the Fourth Proportional to 4,937.82, 7,403.07 and 2,989.56

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Solution

The fourth proportional to 4,937.82, 7,403.07 and 2,989.56 is: 4,482.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.82 : 7,403.07 = 2,989.56 : x
  2. Step 2: Convert to fraction form
    4,937.82/7,403.07 = 2,989.56/x
  3. Step 3: Cross multiply
    4,937.82x = 7,403.07 × 2,989.56
  4. Step 4: Simplify right side
    4,937.82x = 22,131,921.95
  5. Step 5: Solve for x
    x = 22,131,921.95/4,937.82
  6. Step 6: Final answer
    x = 4,482.12

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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.