Home / 10,366.26-14,305.59-6,385.11

Finding the Fourth Proportional to 10,366.26, 14,305.59 and 6,385.11

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Solution

The fourth proportional to 10,366.26, 14,305.59 and 6,385.11 is: 8,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.26 : 14,305.59 = 6,385.11 : x
  2. Step 2: Convert to fraction form
    10,366.26/14,305.59 = 6,385.11/x
  3. Step 3: Cross multiply
    10,366.26x = 14,305.59 × 6,385.11
  4. Step 4: Simplify right side
    10,366.26x = 91,342,765.76
  5. Step 5: Solve for x
    x = 91,342,765.76/10,366.26
  6. Step 6: Final answer
    x = 8,811.54

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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.