Home / 9,144.04-13,765.89-6,240.60

Finding the Fourth Proportional to 9,144.04, 13,765.89 and 6,240.60

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Solution

The fourth proportional to 9,144.04, 13,765.89 and 6,240.60 is: 9,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.04 : 13,765.89 = 6,240.60 : x
  2. Step 2: Convert to fraction form
    9,144.04/13,765.89 = 6,240.60/x
  3. Step 3: Cross multiply
    9,144.04x = 13,765.89 × 6,240.60
  4. Step 4: Simplify right side
    9,144.04x = 85,907,413.13
  5. Step 5: Solve for x
    x = 85,907,413.13/9,144.04
  6. Step 6: Final answer
    x = 9,394.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.