Home / 2,239.55-3,346.42-1,709.54

Finding the Fourth Proportional to 2,239.55, 3,346.42 and 1,709.54

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Solution

The fourth proportional to 2,239.55, 3,346.42 and 1,709.54 is: 2,554.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.55 : 3,346.42 = 1,709.54 : x
  2. Step 2: Convert to fraction form
    2,239.55/3,346.42 = 1,709.54/x
  3. Step 3: Cross multiply
    2,239.55x = 3,346.42 × 1,709.54
  4. Step 4: Simplify right side
    2,239.55x = 5,720,817.84
  5. Step 5: Solve for x
    x = 5,720,817.84/2,239.55
  6. Step 6: Final answer
    x = 2,554.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.