Home / 3,610.23-4,980.75-2,429.43

Finding the Fourth Proportional to 3,610.23, 4,980.75 and 2,429.43

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Solution

The fourth proportional to 3,610.23, 4,980.75 and 2,429.43 is: 3,351.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.23 : 4,980.75 = 2,429.43 : x
  2. Step 2: Convert to fraction form
    3,610.23/4,980.75 = 2,429.43/x
  3. Step 3: Cross multiply
    3,610.23x = 4,980.75 × 2,429.43
  4. Step 4: Simplify right side
    3,610.23x = 12,100,383.47
  5. Step 5: Solve for x
    x = 12,100,383.47/3,610.23
  6. Step 6: Final answer
    x = 3,351.69

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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.