Home / 1,633.45-2,253.28-1,034.86

Finding the Fourth Proportional to 1,633.45, 2,253.28 and 1,034.86

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Solution

The fourth proportional to 1,633.45, 2,253.28 and 1,034.86 is: 1,427.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.45 : 2,253.28 = 1,034.86 : x
  2. Step 2: Convert to fraction form
    1,633.45/2,253.28 = 1,034.86/x
  3. Step 3: Cross multiply
    1,633.45x = 2,253.28 × 1,034.86
  4. Step 4: Simplify right side
    1,633.45x = 2,331,829.34
  5. Step 5: Solve for x
    x = 2,331,829.34/1,633.45
  6. Step 6: Final answer
    x = 1,427.55

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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.