Home / 2,558.60-3,515.56-2,033.72

Finding the Fourth Proportional to 2,558.60, 3,515.56 and 2,033.72

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Solution

The fourth proportional to 2,558.60, 3,515.56 and 2,033.72 is: 2,794.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.60 : 3,515.56 = 2,033.72 : x
  2. Step 2: Convert to fraction form
    2,558.60/3,515.56 = 2,033.72/x
  3. Step 3: Cross multiply
    2,558.60x = 3,515.56 × 2,033.72
  4. Step 4: Simplify right side
    2,558.60x = 7,149,647.11
  5. Step 5: Solve for x
    x = 7,149,647.11/2,558.60
  6. Step 6: Final answer
    x = 2,794.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.