Home / 1,892.18-2,611.27-1,052.87

Finding the Fourth Proportional to 1,892.18, 2,611.27 and 1,052.87

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Solution

The fourth proportional to 1,892.18, 2,611.27 and 1,052.87 is: 1,452.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.18 : 2,611.27 = 1,052.87 : x
  2. Step 2: Convert to fraction form
    1,892.18/2,611.27 = 1,052.87/x
  3. Step 3: Cross multiply
    1,892.18x = 2,611.27 × 1,052.87
  4. Step 4: Simplify right side
    1,892.18x = 2,749,316.26
  5. Step 5: Solve for x
    x = 2,749,316.26/1,892.18
  6. Step 6: Final answer
    x = 1,452.99

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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.