Home / 4,767.42-7,151.45-1,647.73

Finding the Fourth Proportional to 4,767.42, 7,151.45 and 1,647.73

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Solution

The fourth proportional to 4,767.42, 7,151.45 and 1,647.73 is: 2,471.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.42 : 7,151.45 = 1,647.73 : x
  2. Step 2: Convert to fraction form
    4,767.42/7,151.45 = 1,647.73/x
  3. Step 3: Cross multiply
    4,767.42x = 7,151.45 × 1,647.73
  4. Step 4: Simplify right side
    4,767.42x = 11,783,632.59
  5. Step 5: Solve for x
    x = 11,783,632.59/4,767.42
  6. Step 6: Final answer
    x = 2,471.70

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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.