Home / 4,830.15-7,245.78-1,542.48

Finding the Fourth Proportional to 4,830.15, 7,245.78 and 1,542.48

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Solution

The fourth proportional to 4,830.15, 7,245.78 and 1,542.48 is: 2,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.15 : 7,245.78 = 1,542.48 : x
  2. Step 2: Convert to fraction form
    4,830.15/7,245.78 = 1,542.48/x
  3. Step 3: Cross multiply
    4,830.15x = 7,245.78 × 1,542.48
  4. Step 4: Simplify right side
    4,830.15x = 11,176,470.73
  5. Step 5: Solve for x
    x = 11,176,470.73/4,830.15
  6. Step 6: Final answer
    x = 2,313.90

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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.