Home / 10,249.62-14,144.76-6,270.66

Finding the Fourth Proportional to 10,249.62, 14,144.76 and 6,270.66

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Solution

The fourth proportional to 10,249.62, 14,144.76 and 6,270.66 is: 8,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.62 : 14,144.76 = 6,270.66 : x
  2. Step 2: Convert to fraction form
    10,249.62/14,144.76 = 6,270.66/x
  3. Step 3: Cross multiply
    10,249.62x = 14,144.76 × 6,270.66
  4. Step 4: Simplify right side
    10,249.62x = 88,696,980.74
  5. Step 5: Solve for x
    x = 88,696,980.74/10,249.62
  6. Step 6: Final answer
    x = 8,653.68

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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.