Home / 2,903.82-4,004.25-1,724.67

Finding the Fourth Proportional to 2,903.82, 4,004.25 and 1,724.67

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Solution

The fourth proportional to 2,903.82, 4,004.25 and 1,724.67 is: 2,378.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.82 : 4,004.25 = 1,724.67 : x
  2. Step 2: Convert to fraction form
    2,903.82/4,004.25 = 1,724.67/x
  3. Step 3: Cross multiply
    2,903.82x = 4,004.25 × 1,724.67
  4. Step 4: Simplify right side
    2,903.82x = 6,906,009.85
  5. Step 5: Solve for x
    x = 6,906,009.85/2,903.82
  6. Step 6: Final answer
    x = 2,378.25

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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.