Home / 10,275.46-15,413.19-3,350.50

Finding the Fourth Proportional to 10,275.46, 15,413.19 and 3,350.50

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Solution

The fourth proportional to 10,275.46, 15,413.19 and 3,350.50 is: 5,025.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.46 : 15,413.19 = 3,350.50 : x
  2. Step 2: Convert to fraction form
    10,275.46/15,413.19 = 3,350.50/x
  3. Step 3: Cross multiply
    10,275.46x = 15,413.19 × 3,350.50
  4. Step 4: Simplify right side
    10,275.46x = 51,641,893.10
  5. Step 5: Solve for x
    x = 51,641,893.10/10,275.46
  6. Step 6: Final answer
    x = 5,025.75

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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.