Home / 7,486.43-10,331.25-4,503.99

Finding the Fourth Proportional to 7,486.43, 10,331.25 and 4,503.99

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Solution

The fourth proportional to 7,486.43, 10,331.25 and 4,503.99 is: 6,215.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.43 : 10,331.25 = 4,503.99 : x
  2. Step 2: Convert to fraction form
    7,486.43/10,331.25 = 4,503.99/x
  3. Step 3: Cross multiply
    7,486.43x = 10,331.25 × 4,503.99
  4. Step 4: Simplify right side
    7,486.43x = 46,531,846.69
  5. Step 5: Solve for x
    x = 46,531,846.69/7,486.43
  6. Step 6: Final answer
    x = 6,215.49

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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.