Home / 5,448.42-8,177.76-2,528.64

Finding the Fourth Proportional to 5,448.42, 8,177.76 and 2,528.64

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Solution

The fourth proportional to 5,448.42, 8,177.76 and 2,528.64 is: 3,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.42 : 8,177.76 = 2,528.64 : x
  2. Step 2: Convert to fraction form
    5,448.42/8,177.76 = 2,528.64/x
  3. Step 3: Cross multiply
    5,448.42x = 8,177.76 × 2,528.64
  4. Step 4: Simplify right side
    5,448.42x = 20,678,611.05
  5. Step 5: Solve for x
    x = 20,678,611.05/5,448.42
  6. Step 6: Final answer
    x = 3,795.34

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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.