Home / 10,625.22-14,661.53-6,150.38

Finding the Fourth Proportional to 10,625.22, 14,661.53 and 6,150.38

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Solution

The fourth proportional to 10,625.22, 14,661.53 and 6,150.38 is: 8,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.22 : 14,661.53 = 6,150.38 : x
  2. Step 2: Convert to fraction form
    10,625.22/14,661.53 = 6,150.38/x
  3. Step 3: Cross multiply
    10,625.22x = 14,661.53 × 6,150.38
  4. Step 4: Simplify right side
    10,625.22x = 90,173,876.82
  5. Step 5: Solve for x
    x = 90,173,876.82/10,625.22
  6. Step 6: Final answer
    x = 8,486.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.