Home / 2,996.18-4,135.02-1,670.36

Finding the Fourth Proportional to 2,996.18, 4,135.02 and 1,670.36

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Solution

The fourth proportional to 2,996.18, 4,135.02 and 1,670.36 is: 2,305.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.18 : 4,135.02 = 1,670.36 : x
  2. Step 2: Convert to fraction form
    2,996.18/4,135.02 = 1,670.36/x
  3. Step 3: Cross multiply
    2,996.18x = 4,135.02 × 1,670.36
  4. Step 4: Simplify right side
    2,996.18x = 6,906,972.01
  5. Step 5: Solve for x
    x = 6,906,972.01/2,996.18
  6. Step 6: Final answer
    x = 2,305.26

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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.