Home / 3,627.30-5,005.86-2,210.70

Finding the Fourth Proportional to 3,627.30, 5,005.86 and 2,210.70

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Solution

The fourth proportional to 3,627.30, 5,005.86 and 2,210.70 is: 3,050.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.30 : 5,005.86 = 2,210.70 : x
  2. Step 2: Convert to fraction form
    3,627.30/5,005.86 = 2,210.70/x
  3. Step 3: Cross multiply
    3,627.30x = 5,005.86 × 2,210.70
  4. Step 4: Simplify right side
    3,627.30x = 11,066,454.70
  5. Step 5: Solve for x
    x = 11,066,454.70/3,627.30
  6. Step 6: Final answer
    x = 3,050.88

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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.