Home / 11,672.53-16,109.44-6,498.92

Finding the Fourth Proportional to 11,672.53, 16,109.44 and 6,498.92

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Solution

The fourth proportional to 11,672.53, 16,109.44 and 6,498.92 is: 8,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.53 : 16,109.44 = 6,498.92 : x
  2. Step 2: Convert to fraction form
    11,672.53/16,109.44 = 6,498.92/x
  3. Step 3: Cross multiply
    11,672.53x = 16,109.44 × 6,498.92
  4. Step 4: Simplify right side
    11,672.53x = 104,693,985.83
  5. Step 5: Solve for x
    x = 104,693,985.83/11,672.53
  6. Step 6: Final answer
    x = 8,969.26

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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.