Home / 6,504.22-8,975.85-3,520.05

Finding the Fourth Proportional to 6,504.22, 8,975.85 and 3,520.05

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Solution

The fourth proportional to 6,504.22, 8,975.85 and 3,520.05 is: 4,857.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.22 : 8,975.85 = 3,520.05 : x
  2. Step 2: Convert to fraction form
    6,504.22/8,975.85 = 3,520.05/x
  3. Step 3: Cross multiply
    6,504.22x = 8,975.85 × 3,520.05
  4. Step 4: Simplify right side
    6,504.22x = 31,595,463.23
  5. Step 5: Solve for x
    x = 31,595,463.23/6,504.22
  6. Step 6: Final answer
    x = 4,857.69

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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.