Home / 7,413.36-10,228.04-5,289.24

Finding the Fourth Proportional to 7,413.36, 10,228.04 and 5,289.24

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Solution

The fourth proportional to 7,413.36, 10,228.04 and 5,289.24 is: 7,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.36 : 10,228.04 = 5,289.24 : x
  2. Step 2: Convert to fraction form
    7,413.36/10,228.04 = 5,289.24/x
  3. Step 3: Cross multiply
    7,413.36x = 10,228.04 × 5,289.24
  4. Step 4: Simplify right side
    7,413.36x = 54,098,558.29
  5. Step 5: Solve for x
    x = 54,098,558.29/7,413.36
  6. Step 6: Final answer
    x = 7,297.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.