Home / 4,106.70-5,668.79-3,114.35

Finding the Fourth Proportional to 4,106.70, 5,668.79 and 3,114.35

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Solution

The fourth proportional to 4,106.70, 5,668.79 and 3,114.35 is: 4,298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.70 : 5,668.79 = 3,114.35 : x
  2. Step 2: Convert to fraction form
    4,106.70/5,668.79 = 3,114.35/x
  3. Step 3: Cross multiply
    4,106.70x = 5,668.79 × 3,114.35
  4. Step 4: Simplify right side
    4,106.70x = 17,654,573.48
  5. Step 5: Solve for x
    x = 17,654,573.48/4,106.70
  6. Step 6: Final answer
    x = 4,298.97

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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.