Home / 7,636.97-11,456.37-2,705.60

Finding the Fourth Proportional to 7,636.97, 11,456.37 and 2,705.60

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Solution

The fourth proportional to 7,636.97, 11,456.37 and 2,705.60 is: 4,058.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.97 : 11,456.37 = 2,705.60 : x
  2. Step 2: Convert to fraction form
    7,636.97/11,456.37 = 2,705.60/x
  3. Step 3: Cross multiply
    7,636.97x = 11,456.37 × 2,705.60
  4. Step 4: Simplify right side
    7,636.97x = 30,996,354.67
  5. Step 5: Solve for x
    x = 30,996,354.67/7,636.97
  6. Step 6: Final answer
    x = 4,058.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.