Home / 2,757.03-3,804.53-2,057.19

Finding the Fourth Proportional to 2,757.03, 3,804.53 and 2,057.19

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Solution

The fourth proportional to 2,757.03, 3,804.53 and 2,057.19 is: 2,838.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.03 : 3,804.53 = 2,057.19 : x
  2. Step 2: Convert to fraction form
    2,757.03/3,804.53 = 2,057.19/x
  3. Step 3: Cross multiply
    2,757.03x = 3,804.53 × 2,057.19
  4. Step 4: Simplify right side
    2,757.03x = 7,826,641.07
  5. Step 5: Solve for x
    x = 7,826,641.07/2,757.03
  6. Step 6: Final answer
    x = 2,838.79

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Half scale
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Double scale
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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.