Home / 3,606.09-4,975.91-2,012.55

Finding the Fourth Proportional to 3,606.09, 4,975.91 and 2,012.55

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Solution

The fourth proportional to 3,606.09, 4,975.91 and 2,012.55 is: 2,777.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.09 : 4,975.91 = 2,012.55 : x
  2. Step 2: Convert to fraction form
    3,606.09/4,975.91 = 2,012.55/x
  3. Step 3: Cross multiply
    3,606.09x = 4,975.91 × 2,012.55
  4. Step 4: Simplify right side
    3,606.09x = 10,014,267.67
  5. Step 5: Solve for x
    x = 10,014,267.67/3,606.09
  6. Step 6: Final answer
    x = 2,777.04

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1.5x scale

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.