Home / 3,301.22-4,555.68-1,809.11

Finding the Fourth Proportional to 3,301.22, 4,555.68 and 1,809.11

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Solution

The fourth proportional to 3,301.22, 4,555.68 and 1,809.11 is: 2,496.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.22 : 4,555.68 = 1,809.11 : x
  2. Step 2: Convert to fraction form
    3,301.22/4,555.68 = 1,809.11/x
  3. Step 3: Cross multiply
    3,301.22x = 4,555.68 × 1,809.11
  4. Step 4: Simplify right side
    3,301.22x = 8,241,703.47
  5. Step 5: Solve for x
    x = 8,241,703.47/3,301.22
  6. Step 6: Final answer
    x = 2,496.57

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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.