Home / 5,535.46-7,638.62-3,177.44

Finding the Fourth Proportional to 5,535.46, 7,638.62 and 3,177.44

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Solution

The fourth proportional to 5,535.46, 7,638.62 and 3,177.44 is: 4,384.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.46 : 7,638.62 = 3,177.44 : x
  2. Step 2: Convert to fraction form
    5,535.46/7,638.62 = 3,177.44/x
  3. Step 3: Cross multiply
    5,535.46x = 7,638.62 × 3,177.44
  4. Step 4: Simplify right side
    5,535.46x = 24,271,256.73
  5. Step 5: Solve for x
    x = 24,271,256.73/5,535.46
  6. Step 6: Final answer
    x = 4,384.69

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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.