Home / 5,438.24-8,144.33-4,653.75

Finding the Fourth Proportional to 5,438.24, 8,144.33 and 4,653.75

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Solution

The fourth proportional to 5,438.24, 8,144.33 and 4,653.75 is: 6,969.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438.24 : 8,144.33 = 4,653.75 : x
  2. Step 2: Convert to fraction form
    5,438.24/8,144.33 = 4,653.75/x
  3. Step 3: Cross multiply
    5,438.24x = 8,144.33 × 4,653.75
  4. Step 4: Simplify right side
    5,438.24x = 37,901,652.47
  5. Step 5: Solve for x
    x = 37,901,652.47/5,438.24
  6. Step 6: Final answer
    x = 6,969.48

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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.