Home / 6,270.20-9,405.45-2,110.35

Finding the Fourth Proportional to 6,270.20, 9,405.45 and 2,110.35

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Solution

The fourth proportional to 6,270.20, 9,405.45 and 2,110.35 is: 3,165.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.20 : 9,405.45 = 2,110.35 : x
  2. Step 2: Convert to fraction form
    6,270.20/9,405.45 = 2,110.35/x
  3. Step 3: Cross multiply
    6,270.20x = 9,405.45 × 2,110.35
  4. Step 4: Simplify right side
    6,270.20x = 19,848,791.41
  5. Step 5: Solve for x
    x = 19,848,791.41/6,270.20
  6. Step 6: Final answer
    x = 3,165.58

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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.