Home / 4,849.78-7,274.76-1,563.16

Finding the Fourth Proportional to 4,849.78, 7,274.76 and 1,563.16

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Solution

The fourth proportional to 4,849.78, 7,274.76 and 1,563.16 is: 2,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.78 : 7,274.76 = 1,563.16 : x
  2. Step 2: Convert to fraction form
    4,849.78/7,274.76 = 1,563.16/x
  3. Step 3: Cross multiply
    4,849.78x = 7,274.76 × 1,563.16
  4. Step 4: Simplify right side
    4,849.78x = 11,371,613.84
  5. Step 5: Solve for x
    x = 11,371,613.84/4,849.78
  6. Step 6: Final answer
    x = 2,344.77

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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.