Home / 7,627.10-11,444.88-3,731.54

Finding the Fourth Proportional to 7,627.10, 11,444.88 and 3,731.54

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Solution

The fourth proportional to 7,627.10, 11,444.88 and 3,731.54 is: 5,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.10 : 11,444.88 = 3,731.54 : x
  2. Step 2: Convert to fraction form
    7,627.10/11,444.88 = 3,731.54/x
  3. Step 3: Cross multiply
    7,627.10x = 11,444.88 × 3,731.54
  4. Step 4: Simplify right side
    7,627.10x = 42,707,027.52
  5. Step 5: Solve for x
    x = 42,707,027.52/7,627.10
  6. Step 6: Final answer
    x = 5,599.38

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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.