Home / 4,798.35-7,197.75-1,678.68

Finding the Fourth Proportional to 4,798.35, 7,197.75 and 1,678.68

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Solution

The fourth proportional to 4,798.35, 7,197.75 and 1,678.68 is: 2,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.35 : 7,197.75 = 1,678.68 : x
  2. Step 2: Convert to fraction form
    4,798.35/7,197.75 = 1,678.68/x
  3. Step 3: Cross multiply
    4,798.35x = 7,197.75 × 1,678.68
  4. Step 4: Simplify right side
    4,798.35x = 12,082,718.97
  5. Step 5: Solve for x
    x = 12,082,718.97/4,798.35
  6. Step 6: Final answer
    x = 2,518.10

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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.