Home / 1,474.45-2,029.35-1,294

Finding the Fourth Proportional to 1,474.45, 2,029.35 and 1,294

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Solution

The fourth proportional to 1,474.45, 2,029.35 and 1,294 is: 1,780.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.45 : 2,029.35 = 1,294 : x
  2. Step 2: Convert to fraction form
    1,474.45/2,029.35 = 1,294/x
  3. Step 3: Cross multiply
    1,474.45x = 2,029.35 × 1,294
  4. Step 4: Simplify right side
    1,474.45x = 2,625,978.90
  5. Step 5: Solve for x
    x = 2,625,978.90/1,474.45
  6. Step 6: Final answer
    x = 1,780.99

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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.