Home / 4,847.31-6,686.96-3,450.87

Finding the Fourth Proportional to 4,847.31, 6,686.96 and 3,450.87

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Solution

The fourth proportional to 4,847.31, 6,686.96 and 3,450.87 is: 4,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.31 : 6,686.96 = 3,450.87 : x
  2. Step 2: Convert to fraction form
    4,847.31/6,686.96 = 3,450.87/x
  3. Step 3: Cross multiply
    4,847.31x = 6,686.96 × 3,450.87
  4. Step 4: Simplify right side
    4,847.31x = 23,075,812.40
  5. Step 5: Solve for x
    x = 23,075,812.40/4,847.31
  6. Step 6: Final answer
    x = 4,760.54

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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.