Home / 6,395.85-9,591.47-2,448.21

Finding the Fourth Proportional to 6,395.85, 9,591.47 and 2,448.21

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Solution

The fourth proportional to 6,395.85, 9,591.47 and 2,448.21 is: 3,671.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,395.85 : 9,591.47 = 2,448.21 : x
  2. Step 2: Convert to fraction form
    6,395.85/9,591.47 = 2,448.21/x
  3. Step 3: Cross multiply
    6,395.85x = 9,591.47 × 2,448.21
  4. Step 4: Simplify right side
    6,395.85x = 23,481,920.53
  5. Step 5: Solve for x
    x = 23,481,920.53/6,395.85
  6. Step 6: Final answer
    x = 3,671.43

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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.