Home / 7,085.33-10,628.36-2,405.49

Finding the Fourth Proportional to 7,085.33, 10,628.36 and 2,405.49

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Solution

The fourth proportional to 7,085.33, 10,628.36 and 2,405.49 is: 3,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.33 : 10,628.36 = 2,405.49 : x
  2. Step 2: Convert to fraction form
    7,085.33/10,628.36 = 2,405.49/x
  3. Step 3: Cross multiply
    7,085.33x = 10,628.36 × 2,405.49
  4. Step 4: Simplify right side
    7,085.33x = 25,566,413.70
  5. Step 5: Solve for x
    x = 25,566,413.70/7,085.33
  6. Step 6: Final answer
    x = 3,608.36

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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.