Home / 11,207.59-16,813.79-5,588.31

Finding the Fourth Proportional to 11,207.59, 16,813.79 and 5,588.31

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Solution

The fourth proportional to 11,207.59, 16,813.79 and 5,588.31 is: 8,383.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.59 : 16,813.79 = 5,588.31 : x
  2. Step 2: Convert to fraction form
    11,207.59/16,813.79 = 5,588.31/x
  3. Step 3: Cross multiply
    11,207.59x = 16,813.79 × 5,588.31
  4. Step 4: Simplify right side
    11,207.59x = 93,960,558.78
  5. Step 5: Solve for x
    x = 93,960,558.78/11,207.59
  6. Step 6: Final answer
    x = 8,383.65

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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.