Home / 7,413.30-11,087.55-6,246.90

Finding the Fourth Proportional to 7,413.30, 11,087.55 and 6,246.90

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Solution

The fourth proportional to 7,413.30, 11,087.55 and 6,246.90 is: 9,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.30 : 11,087.55 = 6,246.90 : x
  2. Step 2: Convert to fraction form
    7,413.30/11,087.55 = 6,246.90/x
  3. Step 3: Cross multiply
    7,413.30x = 11,087.55 × 6,246.90
  4. Step 4: Simplify right side
    7,413.30x = 69,262,816.10
  5. Step 5: Solve for x
    x = 69,262,816.10/7,413.30
  6. Step 6: Final answer
    x = 9,343.05

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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.