Home / 2,825.07-4,239.09-2,051.46

Finding the Fourth Proportional to 2,825.07, 4,239.09 and 2,051.46

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Solution

The fourth proportional to 2,825.07, 4,239.09 and 2,051.46 is: 3,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.07 : 4,239.09 = 2,051.46 : x
  2. Step 2: Convert to fraction form
    2,825.07/4,239.09 = 2,051.46/x
  3. Step 3: Cross multiply
    2,825.07x = 4,239.09 × 2,051.46
  4. Step 4: Simplify right side
    2,825.07x = 8,696,313.31
  5. Step 5: Solve for x
    x = 8,696,313.31/2,825.07
  6. Step 6: Final answer
    x = 3,078.26

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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.