Home / 4,131.36-5,698.80-2,560.32

Finding the Fourth Proportional to 4,131.36, 5,698.80 and 2,560.32

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Solution

The fourth proportional to 4,131.36, 5,698.80 and 2,560.32 is: 3,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.36 : 5,698.80 = 2,560.32 : x
  2. Step 2: Convert to fraction form
    4,131.36/5,698.80 = 2,560.32/x
  3. Step 3: Cross multiply
    4,131.36x = 5,698.80 × 2,560.32
  4. Step 4: Simplify right side
    4,131.36x = 14,590,751.62
  5. Step 5: Solve for x
    x = 14,590,751.62/4,131.36
  6. Step 6: Final answer
    x = 3,531.71

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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.