Home / 6,747.96-10,107.72-4,281.48

Finding the Fourth Proportional to 6,747.96, 10,107.72 and 4,281.48

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Solution

The fourth proportional to 6,747.96, 10,107.72 and 4,281.48 is: 6,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.96 : 10,107.72 = 4,281.48 : x
  2. Step 2: Convert to fraction form
    6,747.96/10,107.72 = 4,281.48/x
  3. Step 3: Cross multiply
    6,747.96x = 10,107.72 × 4,281.48
  4. Step 4: Simplify right side
    6,747.96x = 43,276,001.03
  5. Step 5: Solve for x
    x = 43,276,001.03/6,747.96
  6. Step 6: Final answer
    x = 6,413.20

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1.5x scale

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.