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Finding the Fourth Proportional to 2,256.56, 3,384.84 and 1,101.68

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Solution

The fourth proportional to 2,256.56, 3,384.84 and 1,101.68 is: 1,652.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.56 : 3,384.84 = 1,101.68 : x
  2. Step 2: Convert to fraction form
    2,256.56/3,384.84 = 1,101.68/x
  3. Step 3: Cross multiply
    2,256.56x = 3,384.84 × 1,101.68
  4. Step 4: Simplify right side
    2,256.56x = 3,729,010.53
  5. Step 5: Solve for x
    x = 3,729,010.53/2,256.56
  6. Step 6: Final answer
    x = 1,652.52

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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.