Home / 7,631.66-11,447.69-2,437.54

Finding the Fourth Proportional to 7,631.66, 11,447.69 and 2,437.54

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Solution

The fourth proportional to 7,631.66, 11,447.69 and 2,437.54 is: 3,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.66 : 11,447.69 = 2,437.54 : x
  2. Step 2: Convert to fraction form
    7,631.66/11,447.69 = 2,437.54/x
  3. Step 3: Cross multiply
    7,631.66x = 11,447.69 × 2,437.54
  4. Step 4: Simplify right side
    7,631.66x = 27,904,202.28
  5. Step 5: Solve for x
    x = 27,904,202.28/7,631.66
  6. Step 6: Final answer
    x = 3,656.37

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1.5x scale

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.