Home / 2,859.88-4,290.53-2,036.11

Finding the Fourth Proportional to 2,859.88, 4,290.53 and 2,036.11

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Solution

The fourth proportional to 2,859.88, 4,290.53 and 2,036.11 is: 3,054.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859.88 : 4,290.53 = 2,036.11 : x
  2. Step 2: Convert to fraction form
    2,859.88/4,290.53 = 2,036.11/x
  3. Step 3: Cross multiply
    2,859.88x = 4,290.53 × 2,036.11
  4. Step 4: Simplify right side
    2,859.88x = 8,735,991.04
  5. Step 5: Solve for x
    x = 8,735,991.04/2,859.88
  6. Step 6: Final answer
    x = 3,054.67

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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.