Home / 9,605.88-13,267.14-6,413.61

Finding the Fourth Proportional to 9,605.88, 13,267.14 and 6,413.61

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Solution

The fourth proportional to 9,605.88, 13,267.14 and 6,413.61 is: 8,858.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,605.88 : 13,267.14 = 6,413.61 : x
  2. Step 2: Convert to fraction form
    9,605.88/13,267.14 = 6,413.61/x
  3. Step 3: Cross multiply
    9,605.88x = 13,267.14 × 6,413.61
  4. Step 4: Simplify right side
    9,605.88x = 85,090,261.78
  5. Step 5: Solve for x
    x = 85,090,261.78/9,605.88
  6. Step 6: Final answer
    x = 8,858.14

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1.5x scale

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.