Home / 1,783.50-2,675.22-1,472.46

Finding the Fourth Proportional to 1,783.50, 2,675.22 and 1,472.46

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Solution

The fourth proportional to 1,783.50, 2,675.22 and 1,472.46 is: 2,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783.50 : 2,675.22 = 1,472.46 : x
  2. Step 2: Convert to fraction form
    1,783.50/2,675.22 = 1,472.46/x
  3. Step 3: Cross multiply
    1,783.50x = 2,675.22 × 1,472.46
  4. Step 4: Simplify right side
    1,783.50x = 3,939,154.44
  5. Step 5: Solve for x
    x = 3,939,154.44/1,783.50
  6. Step 6: Final answer
    x = 2,208.67

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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.