Home / 2,559.85-3,528.75-2,087.02

Finding the Fourth Proportional to 2,559.85, 3,528.75 and 2,087.02

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Solution

The fourth proportional to 2,559.85, 3,528.75 and 2,087.02 is: 2,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559.85 : 3,528.75 = 2,087.02 : x
  2. Step 2: Convert to fraction form
    2,559.85/3,528.75 = 2,087.02/x
  3. Step 3: Cross multiply
    2,559.85x = 3,528.75 × 2,087.02
  4. Step 4: Simplify right side
    2,559.85x = 7,364,563.00
  5. Step 5: Solve for x
    x = 7,364,563.00/2,559.85
  6. Step 6: Final answer
    x = 2,876.95

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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.