Home / 3,068.08-4,233.70-1,857.22

Finding the Fourth Proportional to 3,068.08, 4,233.70 and 1,857.22

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Solution

The fourth proportional to 3,068.08, 4,233.70 and 1,857.22 is: 2,562.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.08 : 4,233.70 = 1,857.22 : x
  2. Step 2: Convert to fraction form
    3,068.08/4,233.70 = 1,857.22/x
  3. Step 3: Cross multiply
    3,068.08x = 4,233.70 × 1,857.22
  4. Step 4: Simplify right side
    3,068.08x = 7,862,912.31
  5. Step 5: Solve for x
    x = 7,862,912.31/3,068.08
  6. Step 6: Final answer
    x = 2,562.81

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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.