Home / 9,540.42-14,309.87-4,275.72

Finding the Fourth Proportional to 9,540.42, 14,309.87 and 4,275.72

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Solution

The fourth proportional to 9,540.42, 14,309.87 and 4,275.72 is: 6,413.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.42 : 14,309.87 = 4,275.72 : x
  2. Step 2: Convert to fraction form
    9,540.42/14,309.87 = 4,275.72/x
  3. Step 3: Cross multiply
    9,540.42x = 14,309.87 × 4,275.72
  4. Step 4: Simplify right side
    9,540.42x = 61,184,975.98
  5. Step 5: Solve for x
    x = 61,184,975.98/9,540.42
  6. Step 6: Final answer
    x = 6,413.24

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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.