Home / 2,775.22-3,830.62-1,597.12

Finding the Fourth Proportional to 2,775.22, 3,830.62 and 1,597.12

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Solution

The fourth proportional to 2,775.22, 3,830.62 and 1,597.12 is: 2,204.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.22 : 3,830.62 = 1,597.12 : x
  2. Step 2: Convert to fraction form
    2,775.22/3,830.62 = 1,597.12/x
  3. Step 3: Cross multiply
    2,775.22x = 3,830.62 × 1,597.12
  4. Step 4: Simplify right side
    2,775.22x = 6,117,940.66
  5. Step 5: Solve for x
    x = 6,117,940.66/2,775.22
  6. Step 6: Final answer
    x = 2,204.49

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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.