Home / 10,703.40-14,770.26-6,227.28

Finding the Fourth Proportional to 10,703.40, 14,770.26 and 6,227.28

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Solution

The fourth proportional to 10,703.40, 14,770.26 and 6,227.28 is: 8,593.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.40 : 14,770.26 = 6,227.28 : x
  2. Step 2: Convert to fraction form
    10,703.40/14,770.26 = 6,227.28/x
  3. Step 3: Cross multiply
    10,703.40x = 14,770.26 × 6,227.28
  4. Step 4: Simplify right side
    10,703.40x = 91,978,544.69
  5. Step 5: Solve for x
    x = 91,978,544.69/10,703.40
  6. Step 6: Final answer
    x = 8,593.40

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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.