Home / 3,305.76-4,562.37-1,908.51

Finding the Fourth Proportional to 3,305.76, 4,562.37 and 1,908.51

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Solution

The fourth proportional to 3,305.76, 4,562.37 and 1,908.51 is: 2,633.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.76 : 4,562.37 = 1,908.51 : x
  2. Step 2: Convert to fraction form
    3,305.76/4,562.37 = 1,908.51/x
  3. Step 3: Cross multiply
    3,305.76x = 4,562.37 × 1,908.51
  4. Step 4: Simplify right side
    3,305.76x = 8,707,328.77
  5. Step 5: Solve for x
    x = 8,707,328.77/3,305.76
  6. Step 6: Final answer
    x = 2,633.99

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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.