Home / 3,518.09-4,854.26-1,945.88

Finding the Fourth Proportional to 3,518.09, 4,854.26 and 1,945.88

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Solution

The fourth proportional to 3,518.09, 4,854.26 and 1,945.88 is: 2,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.09 : 4,854.26 = 1,945.88 : x
  2. Step 2: Convert to fraction form
    3,518.09/4,854.26 = 1,945.88/x
  3. Step 3: Cross multiply
    3,518.09x = 4,854.26 × 1,945.88
  4. Step 4: Simplify right side
    3,518.09x = 9,445,807.45
  5. Step 5: Solve for x
    x = 9,445,807.45/3,518.09
  6. Step 6: Final answer
    x = 2,684.92

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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.