Home / 6,516.20-9,734.70-4,157.44

Finding the Fourth Proportional to 6,516.20, 9,734.70 and 4,157.44

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Solution

The fourth proportional to 6,516.20, 9,734.70 and 4,157.44 is: 6,210.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.20 : 9,734.70 = 4,157.44 : x
  2. Step 2: Convert to fraction form
    6,516.20/9,734.70 = 4,157.44/x
  3. Step 3: Cross multiply
    6,516.20x = 9,734.70 × 4,157.44
  4. Step 4: Simplify right side
    6,516.20x = 40,471,431.17
  5. Step 5: Solve for x
    x = 40,471,431.17/6,516.20
  6. Step 6: Final answer
    x = 6,210.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.