Home / 3,303.18-4,558.23-1,906.38

Finding the Fourth Proportional to 3,303.18, 4,558.23 and 1,906.38

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Solution

The fourth proportional to 3,303.18, 4,558.23 and 1,906.38 is: 2,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.18 : 4,558.23 = 1,906.38 : x
  2. Step 2: Convert to fraction form
    3,303.18/4,558.23 = 1,906.38/x
  3. Step 3: Cross multiply
    3,303.18x = 4,558.23 × 1,906.38
  4. Step 4: Simplify right side
    3,303.18x = 8,689,718.51
  5. Step 5: Solve for x
    x = 8,689,718.51/3,303.18
  6. Step 6: Final answer
    x = 2,630.71

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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.