Home / 3,476.15-4,798.64-2,218.87

Finding the Fourth Proportional to 3,476.15, 4,798.64 and 2,218.87

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Solution

The fourth proportional to 3,476.15, 4,798.64 and 2,218.87 is: 3,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.15 : 4,798.64 = 2,218.87 : x
  2. Step 2: Convert to fraction form
    3,476.15/4,798.64 = 2,218.87/x
  3. Step 3: Cross multiply
    3,476.15x = 4,798.64 × 2,218.87
  4. Step 4: Simplify right side
    3,476.15x = 10,647,558.34
  5. Step 5: Solve for x
    x = 10,647,558.34/3,476.15
  6. Step 6: Final answer
    x = 3,063.03

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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.