Home / 4,754.32-7,131.48-2,698

Finding the Fourth Proportional to 4,754.32, 7,131.48 and 2,698

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Solution

The fourth proportional to 4,754.32, 7,131.48 and 2,698 is: 4,047

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.32 : 7,131.48 = 2,698 : x
  2. Step 2: Convert to fraction form
    4,754.32/7,131.48 = 2,698/x
  3. Step 3: Cross multiply
    4,754.32x = 7,131.48 × 2,698
  4. Step 4: Simplify right side
    4,754.32x = 19,240,733.04
  5. Step 5: Solve for x
    x = 19,240,733.04/4,754.32
  6. Step 6: Final answer
    x = 4,047

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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.