Home / 1,634.56-2,253.90-1,477.15

Finding the Fourth Proportional to 1,634.56, 2,253.90 and 1,477.15

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Solution

The fourth proportional to 1,634.56, 2,253.90 and 1,477.15 is: 2,036.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.56 : 2,253.90 = 1,477.15 : x
  2. Step 2: Convert to fraction form
    1,634.56/2,253.90 = 1,477.15/x
  3. Step 3: Cross multiply
    1,634.56x = 2,253.90 × 1,477.15
  4. Step 4: Simplify right side
    1,634.56x = 3,329,348.39
  5. Step 5: Solve for x
    x = 3,329,348.39/1,634.56
  6. Step 6: Final answer
    x = 2,036.85

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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.