Home / 5,282.82-7,290.54-2,925

Finding the Fourth Proportional to 5,282.82, 7,290.54 and 2,925

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Solution

The fourth proportional to 5,282.82, 7,290.54 and 2,925 is: 4,036.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.82 : 7,290.54 = 2,925 : x
  2. Step 2: Convert to fraction form
    5,282.82/7,290.54 = 2,925/x
  3. Step 3: Cross multiply
    5,282.82x = 7,290.54 × 2,925
  4. Step 4: Simplify right side
    5,282.82x = 21,324,829.50
  5. Step 5: Solve for x
    x = 21,324,829.50/5,282.82
  6. Step 6: Final answer
    x = 4,036.64

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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.