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Finding the Fourth Proportional to 7,663.16, 11,427.67 and 7,593.09

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Solution

The fourth proportional to 7,663.16, 11,427.67 and 7,593.09 is: 11,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663.16 : 11,427.67 = 7,593.09 : x
  2. Step 2: Convert to fraction form
    7,663.16/11,427.67 = 7,593.09/x
  3. Step 3: Cross multiply
    7,663.16x = 11,427.67 × 7,593.09
  4. Step 4: Simplify right side
    7,663.16x = 86,771,376.68
  5. Step 5: Solve for x
    x = 86,771,376.68/7,663.16
  6. Step 6: Final answer
    x = 11,323.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.