Home / 5,474.45-7,554.63-3,116.54

Finding the Fourth Proportional to 5,474.45, 7,554.63 and 3,116.54

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Solution

The fourth proportional to 5,474.45, 7,554.63 and 3,116.54 is: 4,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.45 : 7,554.63 = 3,116.54 : x
  2. Step 2: Convert to fraction form
    5,474.45/7,554.63 = 3,116.54/x
  3. Step 3: Cross multiply
    5,474.45x = 7,554.63 × 3,116.54
  4. Step 4: Simplify right side
    5,474.45x = 23,544,306.58
  5. Step 5: Solve for x
    x = 23,544,306.58/5,474.45
  6. Step 6: Final answer
    x = 4,300.76

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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.