Home / 11,718.38-17,577.54-2,953.37

Finding the Fourth Proportional to 11,718.38, 17,577.54 and 2,953.37

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Solution

The fourth proportional to 11,718.38, 17,577.54 and 2,953.37 is: 4,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.38 : 17,577.54 = 2,953.37 : x
  2. Step 2: Convert to fraction form
    11,718.38/17,577.54 = 2,953.37/x
  3. Step 3: Cross multiply
    11,718.38x = 17,577.54 × 2,953.37
  4. Step 4: Simplify right side
    11,718.38x = 51,912,979.31
  5. Step 5: Solve for x
    x = 51,912,979.31/11,718.38
  6. Step 6: Final answer
    x = 4,430.05

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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.