Home / 2,413.64-3,329.70-1,668.63

Finding the Fourth Proportional to 2,413.64, 3,329.70 and 1,668.63

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Solution

The fourth proportional to 2,413.64, 3,329.70 and 1,668.63 is: 2,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.64 : 3,329.70 = 1,668.63 : x
  2. Step 2: Convert to fraction form
    2,413.64/3,329.70 = 1,668.63/x
  3. Step 3: Cross multiply
    2,413.64x = 3,329.70 × 1,668.63
  4. Step 4: Simplify right side
    2,413.64x = 5,556,037.31
  5. Step 5: Solve for x
    x = 5,556,037.31/2,413.64
  6. Step 6: Final answer
    x = 2,301.93

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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.