Home / 4,544.02-6,782.87-3,990.43

Finding the Fourth Proportional to 4,544.02, 6,782.87 and 3,990.43

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Solution

The fourth proportional to 4,544.02, 6,782.87 and 3,990.43 is: 5,956.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,544.02 : 6,782.87 = 3,990.43 : x
  2. Step 2: Convert to fraction form
    4,544.02/6,782.87 = 3,990.43/x
  3. Step 3: Cross multiply
    4,544.02x = 6,782.87 × 3,990.43
  4. Step 4: Simplify right side
    4,544.02x = 27,066,560.95
  5. Step 5: Solve for x
    x = 27,066,560.95/4,544.02
  6. Step 6: Final answer
    x = 5,956.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.