Home / 5,476.16-7,556.96-2,992

Finding the Fourth Proportional to 5,476.16, 7,556.96 and 2,992

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Solution

The fourth proportional to 5,476.16, 7,556.96 and 2,992 is: 4,128.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.16 : 7,556.96 = 2,992 : x
  2. Step 2: Convert to fraction form
    5,476.16/7,556.96 = 2,992/x
  3. Step 3: Cross multiply
    5,476.16x = 7,556.96 × 2,992
  4. Step 4: Simplify right side
    5,476.16x = 22,610,424.32
  5. Step 5: Solve for x
    x = 22,610,424.32/5,476.16
  6. Step 6: Final answer
    x = 4,128.88

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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.