Home / 3,283.46-4,531.26-2,106.74

Finding the Fourth Proportional to 3,283.46, 4,531.26 and 2,106.74

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Solution

The fourth proportional to 3,283.46, 4,531.26 and 2,106.74 is: 2,907.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.46 : 4,531.26 = 2,106.74 : x
  2. Step 2: Convert to fraction form
    3,283.46/4,531.26 = 2,106.74/x
  3. Step 3: Cross multiply
    3,283.46x = 4,531.26 × 2,106.74
  4. Step 4: Simplify right side
    3,283.46x = 9,546,186.69
  5. Step 5: Solve for x
    x = 9,546,186.69/3,283.46
  6. Step 6: Final answer
    x = 2,907.36

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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.