Home / 4,275.49-6,413.18-1,353.79

Finding the Fourth Proportional to 4,275.49, 6,413.18 and 1,353.79

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Solution

The fourth proportional to 4,275.49, 6,413.18 and 1,353.79 is: 2,030.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.49 : 6,413.18 = 1,353.79 : x
  2. Step 2: Convert to fraction form
    4,275.49/6,413.18 = 1,353.79/x
  3. Step 3: Cross multiply
    4,275.49x = 6,413.18 × 1,353.79
  4. Step 4: Simplify right side
    4,275.49x = 8,682,098.95
  5. Step 5: Solve for x
    x = 8,682,098.95/4,275.49
  6. Step 6: Final answer
    x = 2,030.67

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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.