Home / 6,740.40-10,110.60-3,452.40

Finding the Fourth Proportional to 6,740.40, 10,110.60 and 3,452.40

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Solution

The fourth proportional to 6,740.40, 10,110.60 and 3,452.40 is: 5,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.40 : 10,110.60 = 3,452.40 : x
  2. Step 2: Convert to fraction form
    6,740.40/10,110.60 = 3,452.40/x
  3. Step 3: Cross multiply
    6,740.40x = 10,110.60 × 3,452.40
  4. Step 4: Simplify right side
    6,740.40x = 34,905,835.44
  5. Step 5: Solve for x
    x = 34,905,835.44/6,740.40
  6. Step 6: Final answer
    x = 5,178.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.