Home / 5,687.23-7,848.94-3,450.69

Finding the Fourth Proportional to 5,687.23, 7,848.94 and 3,450.69

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Solution

The fourth proportional to 5,687.23, 7,848.94 and 3,450.69 is: 4,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.23 : 7,848.94 = 3,450.69 : x
  2. Step 2: Convert to fraction form
    5,687.23/7,848.94 = 3,450.69/x
  3. Step 3: Cross multiply
    5,687.23x = 7,848.94 × 3,450.69
  4. Step 4: Simplify right side
    5,687.23x = 27,084,258.77
  5. Step 5: Solve for x
    x = 27,084,258.77/5,687.23
  6. Step 6: Final answer
    x = 4,762.29

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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.