Home / 9,413.63-14,120.09-2,839.64

Finding the Fourth Proportional to 9,413.63, 14,120.09 and 2,839.64

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Solution

The fourth proportional to 9,413.63, 14,120.09 and 2,839.64 is: 4,259.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.63 : 14,120.09 = 2,839.64 : x
  2. Step 2: Convert to fraction form
    9,413.63/14,120.09 = 2,839.64/x
  3. Step 3: Cross multiply
    9,413.63x = 14,120.09 × 2,839.64
  4. Step 4: Simplify right side
    9,413.63x = 40,095,977.64
  5. Step 5: Solve for x
    x = 40,095,977.64/9,413.63
  6. Step 6: Final answer
    x = 4,259.35

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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.