Home / 3,301.11-4,555.65-1,809.16

Finding the Fourth Proportional to 3,301.11, 4,555.65 and 1,809.16

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Solution

The fourth proportional to 3,301.11, 4,555.65 and 1,809.16 is: 2,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.11 : 4,555.65 = 1,809.16 : x
  2. Step 2: Convert to fraction form
    3,301.11/4,555.65 = 1,809.16/x
  3. Step 3: Cross multiply
    3,301.11x = 4,555.65 × 1,809.16
  4. Step 4: Simplify right side
    3,301.11x = 8,241,899.75
  5. Step 5: Solve for x
    x = 8,241,899.75/3,301.11
  6. Step 6: Final answer
    x = 2,496.70

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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.