Home / 5,413.06-8,113.40-2,453.76

Finding the Fourth Proportional to 5,413.06, 8,113.40 and 2,453.76

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Solution

The fourth proportional to 5,413.06, 8,113.40 and 2,453.76 is: 3,677.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.06 : 8,113.40 = 2,453.76 : x
  2. Step 2: Convert to fraction form
    5,413.06/8,113.40 = 2,453.76/x
  3. Step 3: Cross multiply
    5,413.06x = 8,113.40 × 2,453.76
  4. Step 4: Simplify right side
    5,413.06x = 19,908,333.32
  5. Step 5: Solve for x
    x = 19,908,333.32/5,413.06
  6. Step 6: Final answer
    x = 3,677.83

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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.