Home / 2,953.53-4,076.46-1,695.20

Finding the Fourth Proportional to 2,953.53, 4,076.46 and 1,695.20

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Solution

The fourth proportional to 2,953.53, 4,076.46 and 1,695.20 is: 2,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.53 : 4,076.46 = 1,695.20 : x
  2. Step 2: Convert to fraction form
    2,953.53/4,076.46 = 1,695.20/x
  3. Step 3: Cross multiply
    2,953.53x = 4,076.46 × 1,695.20
  4. Step 4: Simplify right side
    2,953.53x = 6,910,394.61
  5. Step 5: Solve for x
    x = 6,910,394.61/2,953.53
  6. Step 6: Final answer
    x = 2,339.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.