Home / 7,413.63-11,120.52-3,028.08

Finding the Fourth Proportional to 7,413.63, 11,120.52 and 3,028.08

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Solution

The fourth proportional to 7,413.63, 11,120.52 and 3,028.08 is: 4,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.63 : 11,120.52 = 3,028.08 : x
  2. Step 2: Convert to fraction form
    7,413.63/11,120.52 = 3,028.08/x
  3. Step 3: Cross multiply
    7,413.63x = 11,120.52 × 3,028.08
  4. Step 4: Simplify right side
    7,413.63x = 33,673,851.71
  5. Step 5: Solve for x
    x = 33,673,851.71/7,413.63
  6. Step 6: Final answer
    x = 4,542.16

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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.