Home / 3,627.48-5,005.62-2,230.28

Finding the Fourth Proportional to 3,627.48, 5,005.62 and 2,230.28

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Solution

The fourth proportional to 3,627.48, 5,005.62 and 2,230.28 is: 3,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.48 : 5,005.62 = 2,230.28 : x
  2. Step 2: Convert to fraction form
    3,627.48/5,005.62 = 2,230.28/x
  3. Step 3: Cross multiply
    3,627.48x = 5,005.62 × 2,230.28
  4. Step 4: Simplify right side
    3,627.48x = 11,163,934.17
  5. Step 5: Solve for x
    x = 11,163,934.17/3,627.48
  6. Step 6: Final answer
    x = 3,077.60

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1.5x scale

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.