Home / 1,897.36-2,847.81-1,168.36

Finding the Fourth Proportional to 1,897.36, 2,847.81 and 1,168.36

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Solution

The fourth proportional to 1,897.36, 2,847.81 and 1,168.36 is: 1,753.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.36 : 2,847.81 = 1,168.36 : x
  2. Step 2: Convert to fraction form
    1,897.36/2,847.81 = 1,168.36/x
  3. Step 3: Cross multiply
    1,897.36x = 2,847.81 × 1,168.36
  4. Step 4: Simplify right side
    1,897.36x = 3,327,264.55
  5. Step 5: Solve for x
    x = 3,327,264.55/1,897.36
  6. Step 6: Final answer
    x = 1,753.63

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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.