Home / 5,625.51-8,431.43-4,234.37

Finding the Fourth Proportional to 5,625.51, 8,431.43 and 4,234.37

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Solution

The fourth proportional to 5,625.51, 8,431.43 and 4,234.37 is: 6,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.51 : 8,431.43 = 4,234.37 : x
  2. Step 2: Convert to fraction form
    5,625.51/8,431.43 = 4,234.37/x
  3. Step 3: Cross multiply
    5,625.51x = 8,431.43 × 4,234.37
  4. Step 4: Simplify right side
    5,625.51x = 35,701,730.92
  5. Step 5: Solve for x
    x = 35,701,730.92/5,625.51
  6. Step 6: Final answer
    x = 6,346.40

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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.