Home / 4,084.26-6,128.75-1,892.87

Finding the Fourth Proportional to 4,084.26, 6,128.75 and 1,892.87

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Solution

The fourth proportional to 4,084.26, 6,128.75 and 1,892.87 is: 2,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.26 : 6,128.75 = 1,892.87 : x
  2. Step 2: Convert to fraction form
    4,084.26/6,128.75 = 1,892.87/x
  3. Step 3: Cross multiply
    4,084.26x = 6,128.75 × 1,892.87
  4. Step 4: Simplify right side
    4,084.26x = 11,600,927.01
  5. Step 5: Solve for x
    x = 11,600,927.01/4,084.26
  6. Step 6: Final answer
    x = 2,840.40

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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.