Home / 11,953.52-16,496.42-6,648.29

Finding the Fourth Proportional to 11,953.52, 16,496.42 and 6,648.29

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Solution

The fourth proportional to 11,953.52, 16,496.42 and 6,648.29 is: 9,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.52 : 16,496.42 = 6,648.29 : x
  2. Step 2: Convert to fraction form
    11,953.52/16,496.42 = 6,648.29/x
  3. Step 3: Cross multiply
    11,953.52x = 16,496.42 × 6,648.29
  4. Step 4: Simplify right side
    11,953.52x = 109,672,868.40
  5. Step 5: Solve for x
    x = 109,672,868.40/11,953.52
  6. Step 6: Final answer
    x = 9,174.95

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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.