Home / 3,551.76-4,900.40-2,293.56

Finding the Fourth Proportional to 3,551.76, 4,900.40 and 2,293.56

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Solution

The fourth proportional to 3,551.76, 4,900.40 and 2,293.56 is: 3,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.76 : 4,900.40 = 2,293.56 : x
  2. Step 2: Convert to fraction form
    3,551.76/4,900.40 = 2,293.56/x
  3. Step 3: Cross multiply
    3,551.76x = 4,900.40 × 2,293.56
  4. Step 4: Simplify right side
    3,551.76x = 11,239,361.42
  5. Step 5: Solve for x
    x = 11,239,361.42/3,551.76
  6. Step 6: Final answer
    x = 3,164.45

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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.