Home / 2,106.66-2,908.26-1,518.60

Finding the Fourth Proportional to 2,106.66, 2,908.26 and 1,518.60

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Solution

The fourth proportional to 2,106.66, 2,908.26 and 1,518.60 is: 2,096.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106.66 : 2,908.26 = 1,518.60 : x
  2. Step 2: Convert to fraction form
    2,106.66/2,908.26 = 1,518.60/x
  3. Step 3: Cross multiply
    2,106.66x = 2,908.26 × 1,518.60
  4. Step 4: Simplify right side
    2,106.66x = 4,416,483.64
  5. Step 5: Solve for x
    x = 4,416,483.64/2,106.66
  6. Step 6: Final answer
    x = 2,096.44

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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.