Home / 8,305.45-11,466.71-5,326.48

Finding the Fourth Proportional to 8,305.45, 11,466.71 and 5,326.48

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Solution

The fourth proportional to 8,305.45, 11,466.71 and 5,326.48 is: 7,353.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.45 : 11,466.71 = 5,326.48 : x
  2. Step 2: Convert to fraction form
    8,305.45/11,466.71 = 5,326.48/x
  3. Step 3: Cross multiply
    8,305.45x = 11,466.71 × 5,326.48
  4. Step 4: Simplify right side
    8,305.45x = 61,077,174.62
  5. Step 5: Solve for x
    x = 61,077,174.62/8,305.45
  6. Step 6: Final answer
    x = 7,353.86

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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.