Home / 4,793.45-7,191.15-1,831.68

Finding the Fourth Proportional to 4,793.45, 7,191.15 and 1,831.68

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Solution

The fourth proportional to 4,793.45, 7,191.15 and 1,831.68 is: 2,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.45 : 7,191.15 = 1,831.68 : x
  2. Step 2: Convert to fraction form
    4,793.45/7,191.15 = 1,831.68/x
  3. Step 3: Cross multiply
    4,793.45x = 7,191.15 × 1,831.68
  4. Step 4: Simplify right side
    4,793.45x = 13,171,878.76
  5. Step 5: Solve for x
    x = 13,171,878.76/4,793.45
  6. Step 6: Final answer
    x = 2,747.89

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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.