Home / 3,216.70-4,825.05-1,484.38

Finding the Fourth Proportional to 3,216.70, 4,825.05 and 1,484.38

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Solution

The fourth proportional to 3,216.70, 4,825.05 and 1,484.38 is: 2,226.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.70 : 4,825.05 = 1,484.38 : x
  2. Step 2: Convert to fraction form
    3,216.70/4,825.05 = 1,484.38/x
  3. Step 3: Cross multiply
    3,216.70x = 4,825.05 × 1,484.38
  4. Step 4: Simplify right side
    3,216.70x = 7,162,207.72
  5. Step 5: Solve for x
    x = 7,162,207.72/3,216.70
  6. Step 6: Final answer
    x = 2,226.57

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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.