Home / 3,176.32-4,383.62-1,831.96

Finding the Fourth Proportional to 3,176.32, 4,383.62 and 1,831.96

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Solution

The fourth proportional to 3,176.32, 4,383.62 and 1,831.96 is: 2,528.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.32 : 4,383.62 = 1,831.96 : x
  2. Step 2: Convert to fraction form
    3,176.32/4,383.62 = 1,831.96/x
  3. Step 3: Cross multiply
    3,176.32x = 4,383.62 × 1,831.96
  4. Step 4: Simplify right side
    3,176.32x = 8,030,607.34
  5. Step 5: Solve for x
    x = 8,030,607.34/3,176.32
  6. Step 6: Final answer
    x = 2,528.28

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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.