Home / 6,520.49-8,998.22-3,536.39

Finding the Fourth Proportional to 6,520.49, 8,998.22 and 3,536.39

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Solution

The fourth proportional to 6,520.49, 8,998.22 and 3,536.39 is: 4,880.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.49 : 8,998.22 = 3,536.39 : x
  2. Step 2: Convert to fraction form
    6,520.49/8,998.22 = 3,536.39/x
  3. Step 3: Cross multiply
    6,520.49x = 8,998.22 × 3,536.39
  4. Step 4: Simplify right side
    6,520.49x = 31,821,197.54
  5. Step 5: Solve for x
    x = 31,821,197.54/6,520.49
  6. Step 6: Final answer
    x = 4,880.19

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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.