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Finding the Fourth Proportional to 2,250.77, 3,089.53 and 1,996.53

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Solution

The fourth proportional to 2,250.77, 3,089.53 and 1,996.53 is: 2,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.77 : 3,089.53 = 1,996.53 : x
  2. Step 2: Convert to fraction form
    2,250.77/3,089.53 = 1,996.53/x
  3. Step 3: Cross multiply
    2,250.77x = 3,089.53 × 1,996.53
  4. Step 4: Simplify right side
    2,250.77x = 6,168,330.24
  5. Step 5: Solve for x
    x = 6,168,330.24/2,250.77
  6. Step 6: Final answer
    x = 2,740.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.