Home / 2,365.26-3,524.48-2,106.78

Finding the Fourth Proportional to 2,365.26, 3,524.48 and 2,106.78

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Solution

The fourth proportional to 2,365.26, 3,524.48 and 2,106.78 is: 3,139.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.26 : 3,524.48 = 2,106.78 : x
  2. Step 2: Convert to fraction form
    2,365.26/3,524.48 = 2,106.78/x
  3. Step 3: Cross multiply
    2,365.26x = 3,524.48 × 2,106.78
  4. Step 4: Simplify right side
    2,365.26x = 7,425,293.44
  5. Step 5: Solve for x
    x = 7,425,293.44/2,365.26
  6. Step 6: Final answer
    x = 3,139.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.