Home / 3,301.45-4,555.97-1,809.34

Finding the Fourth Proportional to 3,301.45, 4,555.97 and 1,809.34

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Solution

The fourth proportional to 3,301.45, 4,555.97 and 1,809.34 is: 2,496.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.45 : 4,555.97 = 1,809.34 : x
  2. Step 2: Convert to fraction form
    3,301.45/4,555.97 = 1,809.34/x
  3. Step 3: Cross multiply
    3,301.45x = 4,555.97 × 1,809.34
  4. Step 4: Simplify right side
    3,301.45x = 8,243,290.20
  5. Step 5: Solve for x
    x = 8,243,290.20/3,301.45
  6. Step 6: Final answer
    x = 2,496.87

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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.