Home / 1,937.16-2,905.74-1,362.60

Finding the Fourth Proportional to 1,937.16, 2,905.74 and 1,362.60

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Solution

The fourth proportional to 1,937.16, 2,905.74 and 1,362.60 is: 2,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.16 : 2,905.74 = 1,362.60 : x
  2. Step 2: Convert to fraction form
    1,937.16/2,905.74 = 1,362.60/x
  3. Step 3: Cross multiply
    1,937.16x = 2,905.74 × 1,362.60
  4. Step 4: Simplify right side
    1,937.16x = 3,959,361.32
  5. Step 5: Solve for x
    x = 3,959,361.32/1,937.16
  6. Step 6: Final answer
    x = 2,043.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.