Home / 1,635.84-2,442.42-1,472.04

Finding the Fourth Proportional to 1,635.84, 2,442.42 and 1,472.04

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Solution

The fourth proportional to 1,635.84, 2,442.42 and 1,472.04 is: 2,197.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.84 : 2,442.42 = 1,472.04 : x
  2. Step 2: Convert to fraction form
    1,635.84/2,442.42 = 1,472.04/x
  3. Step 3: Cross multiply
    1,635.84x = 2,442.42 × 1,472.04
  4. Step 4: Simplify right side
    1,635.84x = 3,595,339.94
  5. Step 5: Solve for x
    x = 3,595,339.94/1,635.84
  6. Step 6: Final answer
    x = 2,197.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.