Home / 11,837.64-17,751.85-4,438.07

Finding the Fourth Proportional to 11,837.64, 17,751.85 and 4,438.07

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Solution

The fourth proportional to 11,837.64, 17,751.85 and 4,438.07 is: 6,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.64 : 17,751.85 = 4,438.07 : x
  2. Step 2: Convert to fraction form
    11,837.64/17,751.85 = 4,438.07/x
  3. Step 3: Cross multiply
    11,837.64x = 17,751.85 × 4,438.07
  4. Step 4: Simplify right side
    11,837.64x = 78,783,841.98
  5. Step 5: Solve for x
    x = 78,783,841.98/11,837.64
  6. Step 6: Final answer
    x = 6,655.37

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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.