Home / 3,779.49-5,214.75-2,360.97

Finding the Fourth Proportional to 3,779.49, 5,214.75 and 2,360.97

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Solution

The fourth proportional to 3,779.49, 5,214.75 and 2,360.97 is: 3,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.49 : 5,214.75 = 2,360.97 : x
  2. Step 2: Convert to fraction form
    3,779.49/5,214.75 = 2,360.97/x
  3. Step 3: Cross multiply
    3,779.49x = 5,214.75 × 2,360.97
  4. Step 4: Simplify right side
    3,779.49x = 12,311,868.31
  5. Step 5: Solve for x
    x = 12,311,868.31/3,779.49
  6. Step 6: Final answer
    x = 3,257.55

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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.