Home / 2,776.48-3,831.36-1,597.84

Finding the Fourth Proportional to 2,776.48, 3,831.36 and 1,597.84

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Solution

The fourth proportional to 2,776.48, 3,831.36 and 1,597.84 is: 2,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.48 : 3,831.36 = 1,597.84 : x
  2. Step 2: Convert to fraction form
    2,776.48/3,831.36 = 1,597.84/x
  3. Step 3: Cross multiply
    2,776.48x = 3,831.36 × 1,597.84
  4. Step 4: Simplify right side
    2,776.48x = 6,121,900.26
  5. Step 5: Solve for x
    x = 6,121,900.26/2,776.48
  6. Step 6: Final answer
    x = 2,204.91

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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.