Home / 2,348.40-3,519.36-1,770.64

Finding the Fourth Proportional to 2,348.40, 3,519.36 and 1,770.64

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Solution

The fourth proportional to 2,348.40, 3,519.36 and 1,770.64 is: 2,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.40 : 3,519.36 = 1,770.64 : x
  2. Step 2: Convert to fraction form
    2,348.40/3,519.36 = 1,770.64/x
  3. Step 3: Cross multiply
    2,348.40x = 3,519.36 × 1,770.64
  4. Step 4: Simplify right side
    2,348.40x = 6,231,519.59
  5. Step 5: Solve for x
    x = 6,231,519.59/2,348.40
  6. Step 6: Final answer
    x = 2,653.52

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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.