Home / 5,308.39-7,964.75-2,388.07

Finding the Fourth Proportional to 5,308.39, 7,964.75 and 2,388.07

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Solution

The fourth proportional to 5,308.39, 7,964.75 and 2,388.07 is: 3,583.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.39 : 7,964.75 = 2,388.07 : x
  2. Step 2: Convert to fraction form
    5,308.39/7,964.75 = 2,388.07/x
  3. Step 3: Cross multiply
    5,308.39x = 7,964.75 × 2,388.07
  4. Step 4: Simplify right side
    5,308.39x = 19,020,380.53
  5. Step 5: Solve for x
    x = 19,020,380.53/5,308.39
  6. Step 6: Final answer
    x = 3,583.08

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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.