Home / 11,329.41-16,992.09-5,088.36

Finding the Fourth Proportional to 11,329.41, 16,992.09 and 5,088.36

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Solution

The fourth proportional to 11,329.41, 16,992.09 and 5,088.36 is: 7,631.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.41 : 16,992.09 = 5,088.36 : x
  2. Step 2: Convert to fraction form
    11,329.41/16,992.09 = 5,088.36/x
  3. Step 3: Cross multiply
    11,329.41x = 16,992.09 × 5,088.36
  4. Step 4: Simplify right side
    11,329.41x = 86,461,871.07
  5. Step 5: Solve for x
    x = 86,461,871.07/11,329.41
  6. Step 6: Final answer
    x = 7,631.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.