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Finding the Fourth Proportional to 11,636.65, 17,453.76 and 6,087.76

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Solution

The fourth proportional to 11,636.65, 17,453.76 and 6,087.76 is: 9,131.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,636.65 : 17,453.76 = 6,087.76 : x
  2. Step 2: Convert to fraction form
    11,636.65/17,453.76 = 6,087.76/x
  3. Step 3: Cross multiply
    11,636.65x = 17,453.76 × 6,087.76
  4. Step 4: Simplify right side
    11,636.65x = 106,254,301.98
  5. Step 5: Solve for x
    x = 106,254,301.98/11,636.65
  6. Step 6: Final answer
    x = 9,131.00

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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.