Home / 2,338.16-3,499.80-1,679.60

Finding the Fourth Proportional to 2,338.16, 3,499.80 and 1,679.60

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Solution

The fourth proportional to 2,338.16, 3,499.80 and 1,679.60 is: 2,514.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.16 : 3,499.80 = 1,679.60 : x
  2. Step 2: Convert to fraction form
    2,338.16/3,499.80 = 1,679.60/x
  3. Step 3: Cross multiply
    2,338.16x = 3,499.80 × 1,679.60
  4. Step 4: Simplify right side
    2,338.16x = 5,878,264.08
  5. Step 5: Solve for x
    x = 5,878,264.08/2,338.16
  6. Step 6: Final answer
    x = 2,514.06

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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.