Home / 7,245.06-9,999.70-4,413.36

Finding the Fourth Proportional to 7,245.06, 9,999.70 and 4,413.36

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Solution

The fourth proportional to 7,245.06, 9,999.70 and 4,413.36 is: 6,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.06 : 9,999.70 = 4,413.36 : x
  2. Step 2: Convert to fraction form
    7,245.06/9,999.70 = 4,413.36/x
  3. Step 3: Cross multiply
    7,245.06x = 9,999.70 × 4,413.36
  4. Step 4: Simplify right side
    7,245.06x = 44,132,275.99
  5. Step 5: Solve for x
    x = 44,132,275.99/7,245.06
  6. Step 6: Final answer
    x = 6,091.36

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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.