Home / 4,737.45-7,108.20-2,983.80

Finding the Fourth Proportional to 4,737.45, 7,108.20 and 2,983.80

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Solution

The fourth proportional to 4,737.45, 7,108.20 and 2,983.80 is: 4,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,737.45 : 7,108.20 = 2,983.80 : x
  2. Step 2: Convert to fraction form
    4,737.45/7,108.20 = 2,983.80/x
  3. Step 3: Cross multiply
    4,737.45x = 7,108.20 × 2,983.80
  4. Step 4: Simplify right side
    4,737.45x = 21,209,447.16
  5. Step 5: Solve for x
    x = 21,209,447.16/4,737.45
  6. Step 6: Final answer
    x = 4,476.98

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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.