Home / 11,953.36-16,494.84-6,648.04

Finding the Fourth Proportional to 11,953.36, 16,494.84 and 6,648.04

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Solution

The fourth proportional to 11,953.36, 16,494.84 and 6,648.04 is: 9,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.36 : 16,494.84 = 6,648.04 : x
  2. Step 2: Convert to fraction form
    11,953.36/16,494.84 = 6,648.04/x
  3. Step 3: Cross multiply
    11,953.36x = 16,494.84 × 6,648.04
  4. Step 4: Simplify right side
    11,953.36x = 109,658,356.11
  5. Step 5: Solve for x
    x = 109,658,356.11/11,953.36
  6. Step 6: Final answer
    x = 9,173.85

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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.