Home / 1,636.08-2,257.17-1,046.52

Finding the Fourth Proportional to 1,636.08, 2,257.17 and 1,046.52

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Solution

The fourth proportional to 1,636.08, 2,257.17 and 1,046.52 is: 1,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636.08 : 2,257.17 = 1,046.52 : x
  2. Step 2: Convert to fraction form
    1,636.08/2,257.17 = 1,046.52/x
  3. Step 3: Cross multiply
    1,636.08x = 2,257.17 × 1,046.52
  4. Step 4: Simplify right side
    1,636.08x = 2,362,173.55
  5. Step 5: Solve for x
    x = 2,362,173.55/1,636.08
  6. Step 6: Final answer
    x = 1,443.80

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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.