Home / 11,929.33-16,462.92-6,551.99

Finding the Fourth Proportional to 11,929.33, 16,462.92 and 6,551.99

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Solution

The fourth proportional to 11,929.33, 16,462.92 and 6,551.99 is: 9,041.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.33 : 16,462.92 = 6,551.99 : x
  2. Step 2: Convert to fraction form
    11,929.33/16,462.92 = 6,551.99/x
  3. Step 3: Cross multiply
    11,929.33x = 16,462.92 × 6,551.99
  4. Step 4: Simplify right side
    11,929.33x = 107,864,887.21
  5. Step 5: Solve for x
    x = 107,864,887.21/11,929.33
  6. Step 6: Final answer
    x = 9,041.99

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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.