Home / 1,845.40-2,764-1,063.56

Finding the Fourth Proportional to 1,845.40, 2,764 and 1,063.56

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Solution

The fourth proportional to 1,845.40, 2,764 and 1,063.56 is: 1,592.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.40 : 2,764 = 1,063.56 : x
  2. Step 2: Convert to fraction form
    1,845.40/2,764 = 1,063.56/x
  3. Step 3: Cross multiply
    1,845.40x = 2,764 × 1,063.56
  4. Step 4: Simplify right side
    1,845.40x = 2,939,679.84
  5. Step 5: Solve for x
    x = 2,939,679.84/1,845.40
  6. Step 6: Final answer
    x = 1,592.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.