Home / 5,479.20-8,204.49-4,704.30

Finding the Fourth Proportional to 5,479.20, 8,204.49 and 4,704.30

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Solution

The fourth proportional to 5,479.20, 8,204.49 and 4,704.30 is: 7,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.20 : 8,204.49 = 4,704.30 : x
  2. Step 2: Convert to fraction form
    5,479.20/8,204.49 = 4,704.30/x
  3. Step 3: Cross multiply
    5,479.20x = 8,204.49 × 4,704.30
  4. Step 4: Simplify right side
    5,479.20x = 38,596,382.31
  5. Step 5: Solve for x
    x = 38,596,382.31/5,479.20
  6. Step 6: Final answer
    x = 7,044.16

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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.