Home / 7,413.85-11,120.73-2,973.52

Finding the Fourth Proportional to 7,413.85, 11,120.73 and 2,973.52

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Solution

The fourth proportional to 7,413.85, 11,120.73 and 2,973.52 is: 4,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.85 : 11,120.73 = 2,973.52 : x
  2. Step 2: Convert to fraction form
    7,413.85/11,120.73 = 2,973.52/x
  3. Step 3: Cross multiply
    7,413.85x = 11,120.73 × 2,973.52
  4. Step 4: Simplify right side
    7,413.85x = 33,067,713.07
  5. Step 5: Solve for x
    x = 33,067,713.07/7,413.85
  6. Step 6: Final answer
    x = 4,460.26

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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.