Home / 11,453.32-15,804.61-6,348.97

Finding the Fourth Proportional to 11,453.32, 15,804.61 and 6,348.97

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Solution

The fourth proportional to 11,453.32, 15,804.61 and 6,348.97 is: 8,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.32 : 15,804.61 = 6,348.97 : x
  2. Step 2: Convert to fraction form
    11,453.32/15,804.61 = 6,348.97/x
  3. Step 3: Cross multiply
    11,453.32x = 15,804.61 × 6,348.97
  4. Step 4: Simplify right side
    11,453.32x = 100,342,994.75
  5. Step 5: Solve for x
    x = 100,342,994.75/11,453.32
  6. Step 6: Final answer
    x = 8,761.04

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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.