Home / 2,056.88-2,838.50-1,125.38

Finding the Fourth Proportional to 2,056.88, 2,838.50 and 1,125.38

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Solution

The fourth proportional to 2,056.88, 2,838.50 and 1,125.38 is: 1,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.88 : 2,838.50 = 1,125.38 : x
  2. Step 2: Convert to fraction form
    2,056.88/2,838.50 = 1,125.38/x
  3. Step 3: Cross multiply
    2,056.88x = 2,838.50 × 1,125.38
  4. Step 4: Simplify right side
    2,056.88x = 3,194,371.31
  5. Step 5: Solve for x
    x = 3,194,371.31/2,056.88
  6. Step 6: Final answer
    x = 1,553.02

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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.