Home / 10,344.21-14,283.36-6,367.56

Finding the Fourth Proportional to 10,344.21, 14,283.36 and 6,367.56

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Solution

The fourth proportional to 10,344.21, 14,283.36 and 6,367.56 is: 8,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.21 : 14,283.36 = 6,367.56 : x
  2. Step 2: Convert to fraction form
    10,344.21/14,283.36 = 6,367.56/x
  3. Step 3: Cross multiply
    10,344.21x = 14,283.36 × 6,367.56
  4. Step 4: Simplify right side
    10,344.21x = 90,950,151.80
  5. Step 5: Solve for x
    x = 90,950,151.80/10,344.21
  6. Step 6: Final answer
    x = 8,792.37

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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.