Home / 11,953.44-16,495.34-6,648.15

Finding the Fourth Proportional to 11,953.44, 16,495.34 and 6,648.15

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Solution

The fourth proportional to 11,953.44, 16,495.34 and 6,648.15 is: 9,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.44 : 16,495.34 = 6,648.15 : x
  2. Step 2: Convert to fraction form
    11,953.44/16,495.34 = 6,648.15/x
  3. Step 3: Cross multiply
    11,953.44x = 16,495.34 × 6,648.15
  4. Step 4: Simplify right side
    11,953.44x = 109,663,461.38
  5. Step 5: Solve for x
    x = 109,663,461.38/11,953.44
  6. Step 6: Final answer
    x = 9,174.22

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Similar ratio
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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.