Home / 1,897.00-2,845.89-801.36

Finding the Fourth Proportional to 1,897.00, 2,845.89 and 801.36

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Solution

The fourth proportional to 1,897.00, 2,845.89 and 801.36 is: 1,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.00 : 2,845.89 = 801.36 : x
  2. Step 2: Convert to fraction form
    1,897.00/2,845.89 = 801.36/x
  3. Step 3: Cross multiply
    1,897.00x = 2,845.89 × 801.36
  4. Step 4: Simplify right side
    1,897.00x = 2,280,582.41
  5. Step 5: Solve for x
    x = 2,280,582.41/1,897.00
  6. Step 6: Final answer
    x = 1,202.21

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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.