Home / 5,282.56-7,289.68-2,924.66

Finding the Fourth Proportional to 5,282.56, 7,289.68 and 2,924.66

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Solution

The fourth proportional to 5,282.56, 7,289.68 and 2,924.66 is: 4,035.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.56 : 7,289.68 = 2,924.66 : x
  2. Step 2: Convert to fraction form
    5,282.56/7,289.68 = 2,924.66/x
  3. Step 3: Cross multiply
    5,282.56x = 7,289.68 × 2,924.66
  4. Step 4: Simplify right side
    5,282.56x = 21,319,835.51
  5. Step 5: Solve for x
    x = 21,319,835.51/5,282.56
  6. Step 6: Final answer
    x = 4,035.89

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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.