Home / 2,986.03-4,117.92-2,026.99

Finding the Fourth Proportional to 2,986.03, 4,117.92 and 2,026.99

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Solution

The fourth proportional to 2,986.03, 4,117.92 and 2,026.99 is: 2,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.03 : 4,117.92 = 2,026.99 : x
  2. Step 2: Convert to fraction form
    2,986.03/4,117.92 = 2,026.99/x
  3. Step 3: Cross multiply
    2,986.03x = 4,117.92 × 2,026.99
  4. Step 4: Simplify right side
    2,986.03x = 8,346,962.07
  5. Step 5: Solve for x
    x = 8,346,962.07/2,986.03
  6. Step 6: Final answer
    x = 2,795.34

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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.