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Finding the Fourth Proportional to 2,409.93, 3,323.06 and 1,569.08

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Solution

The fourth proportional to 2,409.93, 3,323.06 and 1,569.08 is: 2,163.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.93 : 3,323.06 = 1,569.08 : x
  2. Step 2: Convert to fraction form
    2,409.93/3,323.06 = 1,569.08/x
  3. Step 3: Cross multiply
    2,409.93x = 3,323.06 × 1,569.08
  4. Step 4: Simplify right side
    2,409.93x = 5,214,147.45
  5. Step 5: Solve for x
    x = 5,214,147.45/2,409.93
  6. Step 6: Final answer
    x = 2,163.61

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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.