Home / 4,546.85-6,816.47-1,424.88

Finding the Fourth Proportional to 4,546.85, 6,816.47 and 1,424.88

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Solution

The fourth proportional to 4,546.85, 6,816.47 and 1,424.88 is: 2,136.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,546.85 : 6,816.47 = 1,424.88 : x
  2. Step 2: Convert to fraction form
    4,546.85/6,816.47 = 1,424.88/x
  3. Step 3: Cross multiply
    4,546.85x = 6,816.47 × 1,424.88
  4. Step 4: Simplify right side
    4,546.85x = 9,712,644.65
  5. Step 5: Solve for x
    x = 9,712,644.65/4,546.85
  6. Step 6: Final answer
    x = 2,136.13

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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.