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Finding the Fourth Proportional to 1,893.33, 2,837.21 and 954.98

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Solution

The fourth proportional to 1,893.33, 2,837.21 and 954.98 is: 1,431.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.33 : 2,837.21 = 954.98 : x
  2. Step 2: Convert to fraction form
    1,893.33/2,837.21 = 954.98/x
  3. Step 3: Cross multiply
    1,893.33x = 2,837.21 × 954.98
  4. Step 4: Simplify right side
    1,893.33x = 2,709,459.84
  5. Step 5: Solve for x
    x = 2,709,459.84/1,893.33
  6. Step 6: Final answer
    x = 1,431.06

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1.5x scale

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.