Home / 3,395.36-4,685.30-1,903.08

Finding the Fourth Proportional to 3,395.36, 4,685.30 and 1,903.08

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Solution

The fourth proportional to 3,395.36, 4,685.30 and 1,903.08 is: 2,626.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.36 : 4,685.30 = 1,903.08 : x
  2. Step 2: Convert to fraction form
    3,395.36/4,685.30 = 1,903.08/x
  3. Step 3: Cross multiply
    3,395.36x = 4,685.30 × 1,903.08
  4. Step 4: Simplify right side
    3,395.36x = 8,916,500.72
  5. Step 5: Solve for x
    x = 8,916,500.72/3,395.36
  6. Step 6: Final answer
    x = 2,626.08

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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.