Home / 3,813.08-5,259.34-3,499.36

Finding the Fourth Proportional to 3,813.08, 5,259.34 and 3,499.36

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Solution

The fourth proportional to 3,813.08, 5,259.34 and 3,499.36 is: 4,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.08 : 5,259.34 = 3,499.36 : x
  2. Step 2: Convert to fraction form
    3,813.08/5,259.34 = 3,499.36/x
  3. Step 3: Cross multiply
    3,813.08x = 5,259.34 × 3,499.36
  4. Step 4: Simplify right side
    3,813.08x = 18,404,334.96
  5. Step 5: Solve for x
    x = 18,404,334.96/3,813.08
  6. Step 6: Final answer
    x = 4,826.63

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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.