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Finding the Fourth Proportional to 7,080, 10,620.36 and 2,463.36

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Solution

The fourth proportional to 7,080, 10,620.36 and 2,463.36 is: 3,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080 : 10,620.36 = 2,463.36 : x
  2. Step 2: Convert to fraction form
    7,080/10,620.36 = 2,463.36/x
  3. Step 3: Cross multiply
    7,080x = 10,620.36 × 2,463.36
  4. Step 4: Simplify right side
    7,080x = 26,161,770.01
  5. Step 5: Solve for x
    x = 26,161,770.01/7,080
  6. Step 6: Final answer
    x = 3,695.17

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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.