Home / 3,409.16-4,708.68-2,288.39

Finding the Fourth Proportional to 3,409.16, 4,708.68 and 2,288.39

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Solution

The fourth proportional to 3,409.16, 4,708.68 and 2,288.39 is: 3,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.16 : 4,708.68 = 2,288.39 : x
  2. Step 2: Convert to fraction form
    3,409.16/4,708.68 = 2,288.39/x
  3. Step 3: Cross multiply
    3,409.16x = 4,708.68 × 2,288.39
  4. Step 4: Simplify right side
    3,409.16x = 10,775,296.23
  5. Step 5: Solve for x
    x = 10,775,296.23/3,409.16
  6. Step 6: Final answer
    x = 3,160.69

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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.