Home / 11,786.18-16,260.84-7,308.29

Finding the Fourth Proportional to 11,786.18, 16,260.84 and 7,308.29

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Solution

The fourth proportional to 11,786.18, 16,260.84 and 7,308.29 is: 10,082.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.18 : 16,260.84 = 7,308.29 : x
  2. Step 2: Convert to fraction form
    11,786.18/16,260.84 = 7,308.29/x
  3. Step 3: Cross multiply
    11,786.18x = 16,260.84 × 7,308.29
  4. Step 4: Simplify right side
    11,786.18x = 118,838,934.36
  5. Step 5: Solve for x
    x = 118,838,934.36/11,786.18
  6. Step 6: Final answer
    x = 10,082.91

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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.