Home / 3,034.26-4,187.32-1,855.08

Finding the Fourth Proportional to 3,034.26, 4,187.32 and 1,855.08

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Solution

The fourth proportional to 3,034.26, 4,187.32 and 1,855.08 is: 2,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.26 : 4,187.32 = 1,855.08 : x
  2. Step 2: Convert to fraction form
    3,034.26/4,187.32 = 1,855.08/x
  3. Step 3: Cross multiply
    3,034.26x = 4,187.32 × 1,855.08
  4. Step 4: Simplify right side
    3,034.26x = 7,767,813.59
  5. Step 5: Solve for x
    x = 7,767,813.59/3,034.26
  6. Step 6: Final answer
    x = 2,560.04

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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.