Home / 7,400.26-11,103.63-3,241.32

Finding the Fourth Proportional to 7,400.26, 11,103.63 and 3,241.32

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Solution

The fourth proportional to 7,400.26, 11,103.63 and 3,241.32 is: 4,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.26 : 11,103.63 = 3,241.32 : x
  2. Step 2: Convert to fraction form
    7,400.26/11,103.63 = 3,241.32/x
  3. Step 3: Cross multiply
    7,400.26x = 11,103.63 × 3,241.32
  4. Step 4: Simplify right side
    7,400.26x = 35,990,417.99
  5. Step 5: Solve for x
    x = 35,990,417.99/7,400.26
  6. Step 6: Final answer
    x = 4,863.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.