Home / 4,995.78-7,487.46-2,071.14

Finding the Fourth Proportional to 4,995.78, 7,487.46 and 2,071.14

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Solution

The fourth proportional to 4,995.78, 7,487.46 and 2,071.14 is: 3,104.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.78 : 7,487.46 = 2,071.14 : x
  2. Step 2: Convert to fraction form
    4,995.78/7,487.46 = 2,071.14/x
  3. Step 3: Cross multiply
    4,995.78x = 7,487.46 × 2,071.14
  4. Step 4: Simplify right side
    4,995.78x = 15,507,577.90
  5. Step 5: Solve for x
    x = 15,507,577.90/4,995.78
  6. Step 6: Final answer
    x = 3,104.14

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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.