Home / 5,400.72-8,087.04-4,625.70

Finding the Fourth Proportional to 5,400.72, 8,087.04 and 4,625.70

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Solution

The fourth proportional to 5,400.72, 8,087.04 and 4,625.70 is: 6,926.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.72 : 8,087.04 = 4,625.70 : x
  2. Step 2: Convert to fraction form
    5,400.72/8,087.04 = 4,625.70/x
  3. Step 3: Cross multiply
    5,400.72x = 8,087.04 × 4,625.70
  4. Step 4: Simplify right side
    5,400.72x = 37,408,220.93
  5. Step 5: Solve for x
    x = 37,408,220.93/5,400.72
  6. Step 6: Final answer
    x = 6,926.52

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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.