Home / 3,031.89-4,550.25-1,571.46

Finding the Fourth Proportional to 3,031.89, 4,550.25 and 1,571.46

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Solution

The fourth proportional to 3,031.89, 4,550.25 and 1,571.46 is: 2,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.89 : 4,550.25 = 1,571.46 : x
  2. Step 2: Convert to fraction form
    3,031.89/4,550.25 = 1,571.46/x
  3. Step 3: Cross multiply
    3,031.89x = 4,550.25 × 1,571.46
  4. Step 4: Simplify right side
    3,031.89x = 7,150,535.87
  5. Step 5: Solve for x
    x = 7,150,535.87/3,031.89
  6. Step 6: Final answer
    x = 2,358.44

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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.