Home / 3,201.66-4,418.01-1,785.24

Finding the Fourth Proportional to 3,201.66, 4,418.01 and 1,785.24

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Solution

The fourth proportional to 3,201.66, 4,418.01 and 1,785.24 is: 2,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.66 : 4,418.01 = 1,785.24 : x
  2. Step 2: Convert to fraction form
    3,201.66/4,418.01 = 1,785.24/x
  3. Step 3: Cross multiply
    3,201.66x = 4,418.01 × 1,785.24
  4. Step 4: Simplify right side
    3,201.66x = 7,887,208.17
  5. Step 5: Solve for x
    x = 7,887,208.17/3,201.66
  6. Step 6: Final answer
    x = 2,463.47

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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.