Home / 2,912.63-4,018.73-1,701.12

Finding the Fourth Proportional to 2,912.63, 4,018.73 and 1,701.12

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Solution

The fourth proportional to 2,912.63, 4,018.73 and 1,701.12 is: 2,347.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.63 : 4,018.73 = 1,701.12 : x
  2. Step 2: Convert to fraction form
    2,912.63/4,018.73 = 1,701.12/x
  3. Step 3: Cross multiply
    2,912.63x = 4,018.73 × 1,701.12
  4. Step 4: Simplify right side
    2,912.63x = 6,836,333.47
  5. Step 5: Solve for x
    x = 6,836,333.47/2,912.63
  6. Step 6: Final answer
    x = 2,347.14

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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.