Home / 3,166.81-4,370.18-1,769.56

Finding the Fourth Proportional to 3,166.81, 4,370.18 and 1,769.56

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Solution

The fourth proportional to 3,166.81, 4,370.18 and 1,769.56 is: 2,441.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.81 : 4,370.18 = 1,769.56 : x
  2. Step 2: Convert to fraction form
    3,166.81/4,370.18 = 1,769.56/x
  3. Step 3: Cross multiply
    3,166.81x = 4,370.18 × 1,769.56
  4. Step 4: Simplify right side
    3,166.81x = 7,733,289.22
  5. Step 5: Solve for x
    x = 7,733,289.22/3,166.81
  6. Step 6: Final answer
    x = 2,441.98

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1.5x scale

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.