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Finding the Fourth Proportional to 11,606.99, 16,018.64 and 6,572.09

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Solution

The fourth proportional to 11,606.99, 16,018.64 and 6,572.09 is: 9,070.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,606.99 : 16,018.64 = 6,572.09 : x
  2. Step 2: Convert to fraction form
    11,606.99/16,018.64 = 6,572.09/x
  3. Step 3: Cross multiply
    11,606.99x = 16,018.64 × 6,572.09
  4. Step 4: Simplify right side
    11,606.99x = 105,275,950.94
  5. Step 5: Solve for x
    x = 105,275,950.94/11,606.99
  6. Step 6: Final answer
    x = 9,070.05

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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.