Home / 9,413.40-14,115.08-3,171.32

Finding the Fourth Proportional to 9,413.40, 14,115.08 and 3,171.32

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Solution

The fourth proportional to 9,413.40, 14,115.08 and 3,171.32 is: 4,755.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.40 : 14,115.08 = 3,171.32 : x
  2. Step 2: Convert to fraction form
    9,413.40/14,115.08 = 3,171.32/x
  3. Step 3: Cross multiply
    9,413.40x = 14,115.08 × 3,171.32
  4. Step 4: Simplify right side
    9,413.40x = 44,763,435.51
  5. Step 5: Solve for x
    x = 44,763,435.51/9,413.40
  6. Step 6: Final answer
    x = 4,755.29

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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.