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Finding the Fourth Proportional to 11,580.84, 17,367.84 and 5,005.44

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Solution

The fourth proportional to 11,580.84, 17,367.84 and 5,005.44 is: 7,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.84 : 17,367.84 = 5,005.44 : x
  2. Step 2: Convert to fraction form
    11,580.84/17,367.84 = 5,005.44/x
  3. Step 3: Cross multiply
    11,580.84x = 17,367.84 × 5,005.44
  4. Step 4: Simplify right side
    11,580.84x = 86,933,681.05
  5. Step 5: Solve for x
    x = 86,933,681.05/11,580.84
  6. Step 6: Final answer
    x = 7,506.68

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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.