Home / 1,905.36-2,627.64-1,463.28

Finding the Fourth Proportional to 1,905.36, 2,627.64 and 1,463.28

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Solution

The fourth proportional to 1,905.36, 2,627.64 and 1,463.28 is: 2,017.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905.36 : 2,627.64 = 1,463.28 : x
  2. Step 2: Convert to fraction form
    1,905.36/2,627.64 = 1,463.28/x
  3. Step 3: Cross multiply
    1,905.36x = 2,627.64 × 1,463.28
  4. Step 4: Simplify right side
    1,905.36x = 3,844,973.06
  5. Step 5: Solve for x
    x = 3,844,973.06/1,905.36
  6. Step 6: Final answer
    x = 2,017.98

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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.