Home / 9,413.28-14,112.62-5,458.45

Finding the Fourth Proportional to 9,413.28, 14,112.62 and 5,458.45

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Solution

The fourth proportional to 9,413.28, 14,112.62 and 5,458.45 is: 8,183.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.28 : 14,112.62 = 5,458.45 : x
  2. Step 2: Convert to fraction form
    9,413.28/14,112.62 = 5,458.45/x
  3. Step 3: Cross multiply
    9,413.28x = 14,112.62 × 5,458.45
  4. Step 4: Simplify right side
    9,413.28x = 77,033,030.64
  5. Step 5: Solve for x
    x = 77,033,030.64/9,413.28
  6. Step 6: Final answer
    x = 8,183.44

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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.