Home / 7,202.84-9,939.64-4,059.04

Finding the Fourth Proportional to 7,202.84, 9,939.64 and 4,059.04

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Solution

The fourth proportional to 7,202.84, 9,939.64 and 4,059.04 is: 5,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.84 : 9,939.64 = 4,059.04 : x
  2. Step 2: Convert to fraction form
    7,202.84/9,939.64 = 4,059.04/x
  3. Step 3: Cross multiply
    7,202.84x = 9,939.64 × 4,059.04
  4. Step 4: Simplify right side
    7,202.84x = 40,345,396.35
  5. Step 5: Solve for x
    x = 40,345,396.35/7,202.84
  6. Step 6: Final answer
    x = 5,601.32

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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.