Home / 1,793.45-2,474.98-1,085.28

Finding the Fourth Proportional to 1,793.45, 2,474.98 and 1,085.28

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Solution

The fourth proportional to 1,793.45, 2,474.98 and 1,085.28 is: 1,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793.45 : 2,474.98 = 1,085.28 : x
  2. Step 2: Convert to fraction form
    1,793.45/2,474.98 = 1,085.28/x
  3. Step 3: Cross multiply
    1,793.45x = 2,474.98 × 1,085.28
  4. Step 4: Simplify right side
    1,793.45x = 2,686,043.58
  5. Step 5: Solve for x
    x = 2,686,043.58/1,793.45
  6. Step 6: Final answer
    x = 1,497.70

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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.