Home / 3,076.39-4,245.45-1,750.10

Finding the Fourth Proportional to 3,076.39, 4,245.45 and 1,750.10

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Solution

The fourth proportional to 3,076.39, 4,245.45 and 1,750.10 is: 2,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.39 : 4,245.45 = 1,750.10 : x
  2. Step 2: Convert to fraction form
    3,076.39/4,245.45 = 1,750.10/x
  3. Step 3: Cross multiply
    3,076.39x = 4,245.45 × 1,750.10
  4. Step 4: Simplify right side
    3,076.39x = 7,429,940.82
  5. Step 5: Solve for x
    x = 7,429,940.82/3,076.39
  6. Step 6: Final answer
    x = 2,415.15

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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.