Home / 5,438.91-8,165.25-4,525.64

Finding the Fourth Proportional to 5,438.91, 8,165.25 and 4,525.64

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Solution

The fourth proportional to 5,438.91, 8,165.25 and 4,525.64 is: 6,794.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438.91 : 8,165.25 = 4,525.64 : x
  2. Step 2: Convert to fraction form
    5,438.91/8,165.25 = 4,525.64/x
  3. Step 3: Cross multiply
    5,438.91x = 8,165.25 × 4,525.64
  4. Step 4: Simplify right side
    5,438.91x = 36,952,941.18
  5. Step 5: Solve for x
    x = 36,952,941.18/5,438.91
  6. Step 6: Final answer
    x = 6,794.18

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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.