Home / 3,557.31-5,334.54-1,475.90

Finding the Fourth Proportional to 3,557.31, 5,334.54 and 1,475.90

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Solution

The fourth proportional to 3,557.31, 5,334.54 and 1,475.90 is: 2,213.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.31 : 5,334.54 = 1,475.90 : x
  2. Step 2: Convert to fraction form
    3,557.31/5,334.54 = 1,475.90/x
  3. Step 3: Cross multiply
    3,557.31x = 5,334.54 × 1,475.90
  4. Step 4: Simplify right side
    3,557.31x = 7,873,247.59
  5. Step 5: Solve for x
    x = 7,873,247.59/3,557.31
  6. Step 6: Final answer
    x = 2,213.26

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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.