Home / 2,772.56-4,146.08-2,071.04

Finding the Fourth Proportional to 2,772.56, 4,146.08 and 2,071.04

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Solution

The fourth proportional to 2,772.56, 4,146.08 and 2,071.04 is: 3,097.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.56 : 4,146.08 = 2,071.04 : x
  2. Step 2: Convert to fraction form
    2,772.56/4,146.08 = 2,071.04/x
  3. Step 3: Cross multiply
    2,772.56x = 4,146.08 × 2,071.04
  4. Step 4: Simplify right side
    2,772.56x = 8,586,697.52
  5. Step 5: Solve for x
    x = 8,586,697.52/2,772.56
  6. Step 6: Final answer
    x = 3,097.03

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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.