Home / 3,475.31-5,213.06-1,135.46

Finding the Fourth Proportional to 3,475.31, 5,213.06 and 1,135.46

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Solution

The fourth proportional to 3,475.31, 5,213.06 and 1,135.46 is: 1,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.31 : 5,213.06 = 1,135.46 : x
  2. Step 2: Convert to fraction form
    3,475.31/5,213.06 = 1,135.46/x
  3. Step 3: Cross multiply
    3,475.31x = 5,213.06 × 1,135.46
  4. Step 4: Simplify right side
    3,475.31x = 5,919,189.37
  5. Step 5: Solve for x
    x = 5,919,189.37/3,475.31
  6. Step 6: Final answer
    x = 1,703.21

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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.