Home / 10,305.75-14,221.94-5,829.41

Finding the Fourth Proportional to 10,305.75, 14,221.94 and 5,829.41

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Solution

The fourth proportional to 10,305.75, 14,221.94 and 5,829.41 is: 8,044.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.75 : 14,221.94 = 5,829.41 : x
  2. Step 2: Convert to fraction form
    10,305.75/14,221.94 = 5,829.41/x
  3. Step 3: Cross multiply
    10,305.75x = 14,221.94 × 5,829.41
  4. Step 4: Simplify right side
    10,305.75x = 82,905,448.15
  5. Step 5: Solve for x
    x = 82,905,448.15/10,305.75
  6. Step 6: Final answer
    x = 8,044.58

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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.