Home / 2,263.90-3,403.95-2,215.30

Finding the Fourth Proportional to 2,263.90, 3,403.95 and 2,215.30

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Solution

The fourth proportional to 2,263.90, 3,403.95 and 2,215.30 is: 3,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.90 : 3,403.95 = 2,215.30 : x
  2. Step 2: Convert to fraction form
    2,263.90/3,403.95 = 2,215.30/x
  3. Step 3: Cross multiply
    2,263.90x = 3,403.95 × 2,215.30
  4. Step 4: Simplify right side
    2,263.90x = 7,540,770.44
  5. Step 5: Solve for x
    x = 7,540,770.44/2,263.90
  6. Step 6: Final answer
    x = 3,330.88

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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.