Home / 5,625.88-8,431.48-4,071.12

Finding the Fourth Proportional to 5,625.88, 8,431.48 and 4,071.12

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Solution

The fourth proportional to 5,625.88, 8,431.48 and 4,071.12 is: 6,101.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.88 : 8,431.48 = 4,071.12 : x
  2. Step 2: Convert to fraction form
    5,625.88/8,431.48 = 4,071.12/x
  3. Step 3: Cross multiply
    5,625.88x = 8,431.48 × 4,071.12
  4. Step 4: Simplify right side
    5,625.88x = 34,325,566.86
  5. Step 5: Solve for x
    x = 34,325,566.86/5,625.88
  6. Step 6: Final answer
    x = 6,101.37

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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.