Home / 3,395.46-4,685.62-1,903.44

Finding the Fourth Proportional to 3,395.46, 4,685.62 and 1,903.44

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Solution

The fourth proportional to 3,395.46, 4,685.62 and 1,903.44 is: 2,626.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.46 : 4,685.62 = 1,903.44 : x
  2. Step 2: Convert to fraction form
    3,395.46/4,685.62 = 1,903.44/x
  3. Step 3: Cross multiply
    3,395.46x = 4,685.62 × 1,903.44
  4. Step 4: Simplify right side
    3,395.46x = 8,918,796.53
  5. Step 5: Solve for x
    x = 8,918,796.53/3,395.46
  6. Step 6: Final answer
    x = 2,626.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.