Home / 4,898.98-7,348.46-1,389.04

Finding the Fourth Proportional to 4,898.98, 7,348.46 and 1,389.04

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Solution

The fourth proportional to 4,898.98, 7,348.46 and 1,389.04 is: 2,083.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.98 : 7,348.46 = 1,389.04 : x
  2. Step 2: Convert to fraction form
    4,898.98/7,348.46 = 1,389.04/x
  3. Step 3: Cross multiply
    4,898.98x = 7,348.46 × 1,389.04
  4. Step 4: Simplify right side
    4,898.98x = 10,207,304.88
  5. Step 5: Solve for x
    x = 10,207,304.88/4,898.98
  6. Step 6: Final answer
    x = 2,083.56

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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.