Home / 2,335.60-3,519.43-1,933.78

Finding the Fourth Proportional to 2,335.60, 3,519.43 and 1,933.78

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Solution

The fourth proportional to 2,335.60, 3,519.43 and 1,933.78 is: 2,913.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.60 : 3,519.43 = 1,933.78 : x
  2. Step 2: Convert to fraction form
    2,335.60/3,519.43 = 1,933.78/x
  3. Step 3: Cross multiply
    2,335.60x = 3,519.43 × 1,933.78
  4. Step 4: Simplify right side
    2,335.60x = 6,805,803.35
  5. Step 5: Solve for x
    x = 6,805,803.35/2,335.60
  6. Step 6: Final answer
    x = 2,913.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.