Home / 5,400.92-8,087.36-4,625.90

Finding the Fourth Proportional to 5,400.92, 8,087.36 and 4,625.90

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Solution

The fourth proportional to 5,400.92, 8,087.36 and 4,625.90 is: 6,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.92 : 8,087.36 = 4,625.90 : x
  2. Step 2: Convert to fraction form
    5,400.92/8,087.36 = 4,625.90/x
  3. Step 3: Cross multiply
    5,400.92x = 8,087.36 × 4,625.90
  4. Step 4: Simplify right side
    5,400.92x = 37,411,318.62
  5. Step 5: Solve for x
    x = 37,411,318.62/5,400.92
  6. Step 6: Final answer
    x = 6,926.84

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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.