Home / 3,153.09-4,729.28-844.41

Finding the Fourth Proportional to 3,153.09, 4,729.28 and 844.41

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Solution

The fourth proportional to 3,153.09, 4,729.28 and 844.41 is: 1,266.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.09 : 4,729.28 = 844.41 : x
  2. Step 2: Convert to fraction form
    3,153.09/4,729.28 = 844.41/x
  3. Step 3: Cross multiply
    3,153.09x = 4,729.28 × 844.41
  4. Step 4: Simplify right side
    3,153.09x = 3,993,447.10
  5. Step 5: Solve for x
    x = 3,993,447.10/3,153.09
  6. Step 6: Final answer
    x = 1,266.52

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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.