Home / 4,106.70-6,161.06-1,185.23

Finding the Fourth Proportional to 4,106.70, 6,161.06 and 1,185.23

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Solution

The fourth proportional to 4,106.70, 6,161.06 and 1,185.23 is: 1,778.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.70 : 6,161.06 = 1,185.23 : x
  2. Step 2: Convert to fraction form
    4,106.70/6,161.06 = 1,185.23/x
  3. Step 3: Cross multiply
    4,106.70x = 6,161.06 × 1,185.23
  4. Step 4: Simplify right side
    4,106.70x = 7,302,291.51
  5. Step 5: Solve for x
    x = 7,302,291.51/4,106.70
  6. Step 6: Final answer
    x = 1,778.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.