Home / 4,983.70-7,467.45-4,287.10

Finding the Fourth Proportional to 4,983.70, 7,467.45 and 4,287.10

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Solution

The fourth proportional to 4,983.70, 7,467.45 and 4,287.10 is: 6,423.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.70 : 7,467.45 = 4,287.10 : x
  2. Step 2: Convert to fraction form
    4,983.70/7,467.45 = 4,287.10/x
  3. Step 3: Cross multiply
    4,983.70x = 7,467.45 × 4,287.10
  4. Step 4: Simplify right side
    4,983.70x = 32,013,704.90
  5. Step 5: Solve for x
    x = 32,013,704.90/4,983.70
  6. Step 6: Final answer
    x = 6,423.68

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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.