Home / 2,567.55-3,558.10-2,518.33

Finding the Fourth Proportional to 2,567.55, 3,558.10 and 2,518.33

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Solution

The fourth proportional to 2,567.55, 3,558.10 and 2,518.33 is: 3,489.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567.55 : 3,558.10 = 2,518.33 : x
  2. Step 2: Convert to fraction form
    2,567.55/3,558.10 = 2,518.33/x
  3. Step 3: Cross multiply
    2,567.55x = 3,558.10 × 2,518.33
  4. Step 4: Simplify right side
    2,567.55x = 8,960,469.97
  5. Step 5: Solve for x
    x = 8,960,469.97/2,567.55
  6. Step 6: Final answer
    x = 3,489.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.