Home / 3,395.28-4,685.62-1,903.23

Finding the Fourth Proportional to 3,395.28, 4,685.62 and 1,903.23

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Solution

The fourth proportional to 3,395.28, 4,685.62 and 1,903.23 is: 2,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.28 : 4,685.62 = 1,903.23 : x
  2. Step 2: Convert to fraction form
    3,395.28/4,685.62 = 1,903.23/x
  3. Step 3: Cross multiply
    3,395.28x = 4,685.62 × 1,903.23
  4. Step 4: Simplify right side
    3,395.28x = 8,917,811.36
  5. Step 5: Solve for x
    x = 8,917,811.36/3,395.28
  6. Step 6: Final answer
    x = 2,626.53

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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.