Home / 11,611.42-17,417.34-2,846.40

Finding the Fourth Proportional to 11,611.42, 17,417.34 and 2,846.40

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Solution

The fourth proportional to 11,611.42, 17,417.34 and 2,846.40 is: 4,269.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.42 : 17,417.34 = 2,846.40 : x
  2. Step 2: Convert to fraction form
    11,611.42/17,417.34 = 2,846.40/x
  3. Step 3: Cross multiply
    11,611.42x = 17,417.34 × 2,846.40
  4. Step 4: Simplify right side
    11,611.42x = 49,576,716.58
  5. Step 5: Solve for x
    x = 49,576,716.58/11,611.42
  6. Step 6: Final answer
    x = 4,269.65

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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.