Home / 4,113.78-6,173.40-1,922.58

Finding the Fourth Proportional to 4,113.78, 6,173.40 and 1,922.58

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Solution

The fourth proportional to 4,113.78, 6,173.40 and 1,922.58 is: 2,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.78 : 6,173.40 = 1,922.58 : x
  2. Step 2: Convert to fraction form
    4,113.78/6,173.40 = 1,922.58/x
  3. Step 3: Cross multiply
    4,113.78x = 6,173.40 × 1,922.58
  4. Step 4: Simplify right side
    4,113.78x = 11,868,855.37
  5. Step 5: Solve for x
    x = 11,868,855.37/4,113.78
  6. Step 6: Final answer
    x = 2,885.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.