Home / 5,912.19-8,157.51-3,554.28

Finding the Fourth Proportional to 5,912.19, 8,157.51 and 3,554.28

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Solution

The fourth proportional to 5,912.19, 8,157.51 and 3,554.28 is: 4,904.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.19 : 8,157.51 = 3,554.28 : x
  2. Step 2: Convert to fraction form
    5,912.19/8,157.51 = 3,554.28/x
  3. Step 3: Cross multiply
    5,912.19x = 8,157.51 × 3,554.28
  4. Step 4: Simplify right side
    5,912.19x = 28,994,074.64
  5. Step 5: Solve for x
    x = 28,994,074.64/5,912.19
  6. Step 6: Final answer
    x = 4,904.12

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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.