Home / 11,588.89-17,382.63-5,663.49

Finding the Fourth Proportional to 11,588.89, 17,382.63 and 5,663.49

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Solution

The fourth proportional to 11,588.89, 17,382.63 and 5,663.49 is: 8,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.89 : 17,382.63 = 5,663.49 : x
  2. Step 2: Convert to fraction form
    11,588.89/17,382.63 = 5,663.49/x
  3. Step 3: Cross multiply
    11,588.89x = 17,382.63 × 5,663.49
  4. Step 4: Simplify right side
    11,588.89x = 98,446,351.18
  5. Step 5: Solve for x
    x = 98,446,351.18/11,588.89
  6. Step 6: Final answer
    x = 8,494.89

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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.