Home / 2,263.95-3,113.91-1,820.88

Finding the Fourth Proportional to 2,263.95, 3,113.91 and 1,820.88

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Solution

The fourth proportional to 2,263.95, 3,113.91 and 1,820.88 is: 2,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.95 : 3,113.91 = 1,820.88 : x
  2. Step 2: Convert to fraction form
    2,263.95/3,113.91 = 1,820.88/x
  3. Step 3: Cross multiply
    2,263.95x = 3,113.91 × 1,820.88
  4. Step 4: Simplify right side
    2,263.95x = 5,670,056.44
  5. Step 5: Solve for x
    x = 5,670,056.44/2,263.95
  6. Step 6: Final answer
    x = 2,504.50

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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.