Home / 6,520.68-8,998.29-3,536.41

Finding the Fourth Proportional to 6,520.68, 8,998.29 and 3,536.41

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Solution

The fourth proportional to 6,520.68, 8,998.29 and 3,536.41 is: 4,880.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.68 : 8,998.29 = 3,536.41 : x
  2. Step 2: Convert to fraction form
    6,520.68/8,998.29 = 3,536.41/x
  3. Step 3: Cross multiply
    6,520.68x = 8,998.29 × 3,536.41
  4. Step 4: Simplify right side
    6,520.68x = 31,821,637.11
  5. Step 5: Solve for x
    x = 31,821,637.11/6,520.68
  6. Step 6: Final answer
    x = 4,880.11

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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.