Home / 2,409.35-3,323.63-1,523.61

Finding the Fourth Proportional to 2,409.35, 3,323.63 and 1,523.61

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Solution

The fourth proportional to 2,409.35, 3,323.63 and 1,523.61 is: 2,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.35 : 3,323.63 = 1,523.61 : x
  2. Step 2: Convert to fraction form
    2,409.35/3,323.63 = 1,523.61/x
  3. Step 3: Cross multiply
    2,409.35x = 3,323.63 × 1,523.61
  4. Step 4: Simplify right side
    2,409.35x = 5,063,919.71
  5. Step 5: Solve for x
    x = 5,063,919.71/2,409.35
  6. Step 6: Final answer
    x = 2,101.78

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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.