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Finding the Fourth Proportional to 11,054, 15,254.42 and 6,577.68

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Solution

The fourth proportional to 11,054, 15,254.42 and 6,577.68 is: 9,077.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054 : 15,254.42 = 6,577.68 : x
  2. Step 2: Convert to fraction form
    11,054/15,254.42 = 6,577.68/x
  3. Step 3: Cross multiply
    11,054x = 15,254.42 × 6,577.68
  4. Step 4: Simplify right side
    11,054x = 100,338,693.35
  5. Step 5: Solve for x
    x = 100,338,693.35/11,054
  6. Step 6: Final answer
    x = 9,077.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.