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Finding the Fourth Proportional to 2,755.81, 3,803.04 and 1,496.88

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Solution

The fourth proportional to 2,755.81, 3,803.04 and 1,496.88 is: 2,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.81 : 3,803.04 = 1,496.88 : x
  2. Step 2: Convert to fraction form
    2,755.81/3,803.04 = 1,496.88/x
  3. Step 3: Cross multiply
    2,755.81x = 3,803.04 × 1,496.88
  4. Step 4: Simplify right side
    2,755.81x = 5,692,689.85
  5. Step 5: Solve for x
    x = 5,692,689.85/2,755.81
  6. Step 6: Final answer
    x = 2,065.70

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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.