Home / 3,354.94-4,628.10-2,176.39

Finding the Fourth Proportional to 3,354.94, 4,628.10 and 2,176.39

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Solution

The fourth proportional to 3,354.94, 4,628.10 and 2,176.39 is: 3,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.94 : 4,628.10 = 2,176.39 : x
  2. Step 2: Convert to fraction form
    3,354.94/4,628.10 = 2,176.39/x
  3. Step 3: Cross multiply
    3,354.94x = 4,628.10 × 2,176.39
  4. Step 4: Simplify right side
    3,354.94x = 10,072,550.56
  5. Step 5: Solve for x
    x = 10,072,550.56/3,354.94
  6. Step 6: Final answer
    x = 3,002.30

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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.