Home / 1,745.50-2,618.31-591.34

Finding the Fourth Proportional to 1,745.50, 2,618.31 and 591.34

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Solution

The fourth proportional to 1,745.50, 2,618.31 and 591.34 is: 887.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.50 : 2,618.31 = 591.34 : x
  2. Step 2: Convert to fraction form
    1,745.50/2,618.31 = 591.34/x
  3. Step 3: Cross multiply
    1,745.50x = 2,618.31 × 591.34
  4. Step 4: Simplify right side
    1,745.50x = 1,548,311.44
  5. Step 5: Solve for x
    x = 1,548,311.44/1,745.50
  6. Step 6: Final answer
    x = 887.03

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1.5x scale

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.