Home / 5,097.72-7,646.56-2,907.48

Finding the Fourth Proportional to 5,097.72, 7,646.56 and 2,907.48

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Solution

The fourth proportional to 5,097.72, 7,646.56 and 2,907.48 is: 4,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.72 : 7,646.56 = 2,907.48 : x
  2. Step 2: Convert to fraction form
    5,097.72/7,646.56 = 2,907.48/x
  3. Step 3: Cross multiply
    5,097.72x = 7,646.56 × 2,907.48
  4. Step 4: Simplify right side
    5,097.72x = 22,232,220.27
  5. Step 5: Solve for x
    x = 22,232,220.27/5,097.72
  6. Step 6: Final answer
    x = 4,361.21

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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.