Home / 3,299.89-4,553.05-1,973.32

Finding the Fourth Proportional to 3,299.89, 4,553.05 and 1,973.32

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Solution

The fourth proportional to 3,299.89, 4,553.05 and 1,973.32 is: 2,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.89 : 4,553.05 = 1,973.32 : x
  2. Step 2: Convert to fraction form
    3,299.89/4,553.05 = 1,973.32/x
  3. Step 3: Cross multiply
    3,299.89x = 4,553.05 × 1,973.32
  4. Step 4: Simplify right side
    3,299.89x = 8,984,624.63
  5. Step 5: Solve for x
    x = 8,984,624.63/3,299.89
  6. Step 6: Final answer
    x = 2,722.70

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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.