Home / 2,777.02-3,831.30-1,597.39

Finding the Fourth Proportional to 2,777.02, 3,831.30 and 1,597.39

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Solution

The fourth proportional to 2,777.02, 3,831.30 and 1,597.39 is: 2,203.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.02 : 3,831.30 = 1,597.39 : x
  2. Step 2: Convert to fraction form
    2,777.02/3,831.30 = 1,597.39/x
  3. Step 3: Cross multiply
    2,777.02x = 3,831.30 × 1,597.39
  4. Step 4: Simplify right side
    2,777.02x = 6,120,070.73
  5. Step 5: Solve for x
    x = 6,120,070.73/2,777.02
  6. Step 6: Final answer
    x = 2,203.83

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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.