Home / 5,308.65-7,960.05-2,536.02

Finding the Fourth Proportional to 5,308.65, 7,960.05 and 2,536.02

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Solution

The fourth proportional to 5,308.65, 7,960.05 and 2,536.02 is: 3,802.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.65 : 7,960.05 = 2,536.02 : x
  2. Step 2: Convert to fraction form
    5,308.65/7,960.05 = 2,536.02/x
  3. Step 3: Cross multiply
    5,308.65x = 7,960.05 × 2,536.02
  4. Step 4: Simplify right side
    5,308.65x = 20,186,846.00
  5. Step 5: Solve for x
    x = 20,186,846.00/5,308.65
  6. Step 6: Final answer
    x = 3,802.63

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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.