Home / 5,731.56-7,907.22-3,606.32

Finding the Fourth Proportional to 5,731.56, 7,907.22 and 3,606.32

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Solution

The fourth proportional to 5,731.56, 7,907.22 and 3,606.32 is: 4,975.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.56 : 7,907.22 = 3,606.32 : x
  2. Step 2: Convert to fraction form
    5,731.56/7,907.22 = 3,606.32/x
  3. Step 3: Cross multiply
    5,731.56x = 7,907.22 × 3,606.32
  4. Step 4: Simplify right side
    5,731.56x = 28,515,985.40
  5. Step 5: Solve for x
    x = 28,515,985.40/5,731.56
  6. Step 6: Final answer
    x = 4,975.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.