Home / 2,772.48-4,160.88-2,600.22

Finding the Fourth Proportional to 2,772.48, 4,160.88 and 2,600.22

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Solution

The fourth proportional to 2,772.48, 4,160.88 and 2,600.22 is: 3,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.48 : 4,160.88 = 2,600.22 : x
  2. Step 2: Convert to fraction form
    2,772.48/4,160.88 = 2,600.22/x
  3. Step 3: Cross multiply
    2,772.48x = 4,160.88 × 2,600.22
  4. Step 4: Simplify right side
    2,772.48x = 10,819,203.39
  5. Step 5: Solve for x
    x = 10,819,203.39/2,772.48
  6. Step 6: Final answer
    x = 3,902.36

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1.5x scale

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.