Home / 3,103.59-4,283.03-1,706.34

Finding the Fourth Proportional to 3,103.59, 4,283.03 and 1,706.34

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Solution

The fourth proportional to 3,103.59, 4,283.03 and 1,706.34 is: 2,354.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.59 : 4,283.03 = 1,706.34 : x
  2. Step 2: Convert to fraction form
    3,103.59/4,283.03 = 1,706.34/x
  3. Step 3: Cross multiply
    3,103.59x = 4,283.03 × 1,706.34
  4. Step 4: Simplify right side
    3,103.59x = 7,308,305.41
  5. Step 5: Solve for x
    x = 7,308,305.41/3,103.59
  6. Step 6: Final answer
    x = 2,354.79

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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.