Home / 6,874.42-9,486.66-3,730.54

Finding the Fourth Proportional to 6,874.42, 9,486.66 and 3,730.54

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Solution

The fourth proportional to 6,874.42, 9,486.66 and 3,730.54 is: 5,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.42 : 9,486.66 = 3,730.54 : x
  2. Step 2: Convert to fraction form
    6,874.42/9,486.66 = 3,730.54/x
  3. Step 3: Cross multiply
    6,874.42x = 9,486.66 × 3,730.54
  4. Step 4: Simplify right side
    6,874.42x = 35,390,364.60
  5. Step 5: Solve for x
    x = 35,390,364.60/6,874.42
  6. Step 6: Final answer
    x = 5,148.12

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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.