Home / 5,282.31-7,289.64-2,924.58

Finding the Fourth Proportional to 5,282.31, 7,289.64 and 2,924.58

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Solution

The fourth proportional to 5,282.31, 7,289.64 and 2,924.58 is: 4,035.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.31 : 7,289.64 = 2,924.58 : x
  2. Step 2: Convert to fraction form
    5,282.31/7,289.64 = 2,924.58/x
  3. Step 3: Cross multiply
    5,282.31x = 7,289.64 × 2,924.58
  4. Step 4: Simplify right side
    5,282.31x = 21,319,135.35
  5. Step 5: Solve for x
    x = 21,319,135.35/5,282.31
  6. Step 6: Final answer
    x = 4,035.95

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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.