Home / 4,860.14-6,704.88-2,971.80

Finding the Fourth Proportional to 4,860.14, 6,704.88 and 2,971.80

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Solution

The fourth proportional to 4,860.14, 6,704.88 and 2,971.80 is: 4,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.14 : 6,704.88 = 2,971.80 : x
  2. Step 2: Convert to fraction form
    4,860.14/6,704.88 = 2,971.80/x
  3. Step 3: Cross multiply
    4,860.14x = 6,704.88 × 2,971.80
  4. Step 4: Simplify right side
    4,860.14x = 19,925,551.24
  5. Step 5: Solve for x
    x = 19,925,551.24/4,860.14
  6. Step 6: Final answer
    x = 4,099.79

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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.