Home / 4,737.10-6,536.80-2,747.78

Finding the Fourth Proportional to 4,737.10, 6,536.80 and 2,747.78

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Solution

The fourth proportional to 4,737.10, 6,536.80 and 2,747.78 is: 3,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,737.10 : 6,536.80 = 2,747.78 : x
  2. Step 2: Convert to fraction form
    4,737.10/6,536.80 = 2,747.78/x
  3. Step 3: Cross multiply
    4,737.10x = 6,536.80 × 2,747.78
  4. Step 4: Simplify right side
    4,737.10x = 17,961,688.30
  5. Step 5: Solve for x
    x = 17,961,688.30/4,737.10
  6. Step 6: Final answer
    x = 3,791.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.