Home / 11,006.05-15,188.30-5,970.27

Finding the Fourth Proportional to 11,006.05, 15,188.30 and 5,970.27

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Solution

The fourth proportional to 11,006.05, 15,188.30 and 5,970.27 is: 8,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.05 : 15,188.30 = 5,970.27 : x
  2. Step 2: Convert to fraction form
    11,006.05/15,188.30 = 5,970.27/x
  3. Step 3: Cross multiply
    11,006.05x = 15,188.30 × 5,970.27
  4. Step 4: Simplify right side
    11,006.05x = 90,678,221.99
  5. Step 5: Solve for x
    x = 90,678,221.99/11,006.05
  6. Step 6: Final answer
    x = 8,238.95

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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.