Home / 1,892.16-2,611.26-1,052.96

Finding the Fourth Proportional to 1,892.16, 2,611.26 and 1,052.96

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Solution

The fourth proportional to 1,892.16, 2,611.26 and 1,052.96 is: 1,453.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.16 : 2,611.26 = 1,052.96 : x
  2. Step 2: Convert to fraction form
    1,892.16/2,611.26 = 1,052.96/x
  3. Step 3: Cross multiply
    1,892.16x = 2,611.26 × 1,052.96
  4. Step 4: Simplify right side
    1,892.16x = 2,749,539.27
  5. Step 5: Solve for x
    x = 2,749,539.27/1,892.16
  6. Step 6: Final answer
    x = 1,453.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.