Home / 10,165.30-14,023.36-6,581.41

Finding the Fourth Proportional to 10,165.30, 14,023.36 and 6,581.41

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Solution

The fourth proportional to 10,165.30, 14,023.36 and 6,581.41 is: 9,079.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165.30 : 14,023.36 = 6,581.41 : x
  2. Step 2: Convert to fraction form
    10,165.30/14,023.36 = 6,581.41/x
  3. Step 3: Cross multiply
    10,165.30x = 14,023.36 × 6,581.41
  4. Step 4: Simplify right side
    10,165.30x = 92,293,481.74
  5. Step 5: Solve for x
    x = 92,293,481.74/10,165.30
  6. Step 6: Final answer
    x = 9,079.27

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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.