Home / 3,395.13-4,684.46-1,903.11

Finding the Fourth Proportional to 3,395.13, 4,684.46 and 1,903.11

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Solution

The fourth proportional to 3,395.13, 4,684.46 and 1,903.11 is: 2,625.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.13 : 4,684.46 = 1,903.11 : x
  2. Step 2: Convert to fraction form
    3,395.13/4,684.46 = 1,903.11/x
  3. Step 3: Cross multiply
    3,395.13x = 4,684.46 × 1,903.11
  4. Step 4: Simplify right side
    3,395.13x = 8,915,033.16
  5. Step 5: Solve for x
    x = 8,915,033.16/3,395.13
  6. Step 6: Final answer
    x = 2,625.83

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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.