Home / 3,240.14-4,859-1,159.58

Finding the Fourth Proportional to 3,240.14, 4,859 and 1,159.58

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Solution

The fourth proportional to 3,240.14, 4,859 and 1,159.58 is: 1,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.14 : 4,859 = 1,159.58 : x
  2. Step 2: Convert to fraction form
    3,240.14/4,859 = 1,159.58/x
  3. Step 3: Cross multiply
    3,240.14x = 4,859 × 1,159.58
  4. Step 4: Simplify right side
    3,240.14x = 5,634,399.22
  5. Step 5: Solve for x
    x = 5,634,399.22/3,240.14
  6. Step 6: Final answer
    x = 1,738.94

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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.