Home / 10,376.91-14,322.27-6,344.43

Finding the Fourth Proportional to 10,376.91, 14,322.27 and 6,344.43

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Solution

The fourth proportional to 10,376.91, 14,322.27 and 6,344.43 is: 8,756.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.91 : 14,322.27 = 6,344.43 : x
  2. Step 2: Convert to fraction form
    10,376.91/14,322.27 = 6,344.43/x
  3. Step 3: Cross multiply
    10,376.91x = 14,322.27 × 6,344.43
  4. Step 4: Simplify right side
    10,376.91x = 90,866,573.85
  5. Step 5: Solve for x
    x = 90,866,573.85/10,376.91
  6. Step 6: Final answer
    x = 8,756.61

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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.