Home / 4,898.48-7,348-3,178.04

Finding the Fourth Proportional to 4,898.48, 7,348 and 3,178.04

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Solution

The fourth proportional to 4,898.48, 7,348 and 3,178.04 is: 4,767.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.48 : 7,348 = 3,178.04 : x
  2. Step 2: Convert to fraction form
    4,898.48/7,348 = 3,178.04/x
  3. Step 3: Cross multiply
    4,898.48x = 7,348 × 3,178.04
  4. Step 4: Simplify right side
    4,898.48x = 23,352,237.92
  5. Step 5: Solve for x
    x = 23,352,237.92/4,898.48
  6. Step 6: Final answer
    x = 4,767.24

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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.