Home / 3,260.63-4,496.77-2,560.79

Finding the Fourth Proportional to 3,260.63, 4,496.77 and 2,560.79

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Solution

The fourth proportional to 3,260.63, 4,496.77 and 2,560.79 is: 3,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.63 : 4,496.77 = 2,560.79 : x
  2. Step 2: Convert to fraction form
    3,260.63/4,496.77 = 2,560.79/x
  3. Step 3: Cross multiply
    3,260.63x = 4,496.77 × 2,560.79
  4. Step 4: Simplify right side
    3,260.63x = 11,515,283.65
  5. Step 5: Solve for x
    x = 11,515,283.65/3,260.63
  6. Step 6: Final answer
    x = 3,531.61

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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.