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Finding the Fourth Proportional to 1,932, 2,898 and 564

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Solution

The fourth proportional to 1,932, 2,898 and 564 is: 846

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932 : 2,898 = 564 : x
  2. Step 2: Convert to fraction form
    1,932/2,898 = 564/x
  3. Step 3: Cross multiply
    1,932x = 2,898 × 564
  4. Step 4: Simplify right side
    1,932x = 1,634,472
  5. Step 5: Solve for x
    x = 1,634,472/1,932
  6. Step 6: Final answer
    x = 846

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