Home / 3,068.01-4,233.80-1,809.12

Finding the Fourth Proportional to 3,068.01, 4,233.80 and 1,809.12

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Solution

The fourth proportional to 3,068.01, 4,233.80 and 1,809.12 is: 2,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.01 : 4,233.80 = 1,809.12 : x
  2. Step 2: Convert to fraction form
    3,068.01/4,233.80 = 1,809.12/x
  3. Step 3: Cross multiply
    3,068.01x = 4,233.80 × 1,809.12
  4. Step 4: Simplify right side
    3,068.01x = 7,659,443.21
  5. Step 5: Solve for x
    x = 7,659,443.21/3,068.01
  6. Step 6: Final answer
    x = 2,496.55

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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.