Home / 3,080.63-4,248.75-2,084.33

Finding the Fourth Proportional to 3,080.63, 4,248.75 and 2,084.33

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Solution

The fourth proportional to 3,080.63, 4,248.75 and 2,084.33 is: 2,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.63 : 4,248.75 = 2,084.33 : x
  2. Step 2: Convert to fraction form
    3,080.63/4,248.75 = 2,084.33/x
  3. Step 3: Cross multiply
    3,080.63x = 4,248.75 × 2,084.33
  4. Step 4: Simplify right side
    3,080.63x = 8,855,815.53
  5. Step 5: Solve for x
    x = 8,855,815.53/3,080.63
  6. Step 6: Final answer
    x = 2,874.67

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Half scale
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Double scale
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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.