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Finding the Fourth Proportional to 893.03, 1,347.93 and 893.03

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Solution

The fourth proportional to 893.03, 1,347.93 and 893.03 is: 1,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.03 : 1,347.93 = 893.03 : x
  2. Step 2: Convert to fraction form
    893.03/1,347.93 = 893.03/x
  3. Step 3: Cross multiply
    893.03x = 1,347.93 × 893.03
  4. Step 4: Simplify right side
    893.03x = 1,203,735.19
  5. Step 5: Solve for x
    x = 1,203,735.19/893.03
  6. Step 6: Final answer
    x = 1,347.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.