Home / 3,437.92-5,157.57-1,097.85

Finding the Fourth Proportional to 3,437.92, 5,157.57 and 1,097.85

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Solution

The fourth proportional to 3,437.92, 5,157.57 and 1,097.85 is: 1,647.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.92 : 5,157.57 = 1,097.85 : x
  2. Step 2: Convert to fraction form
    3,437.92/5,157.57 = 1,097.85/x
  3. Step 3: Cross multiply
    3,437.92x = 5,157.57 × 1,097.85
  4. Step 4: Simplify right side
    3,437.92x = 5,662,261.68
  5. Step 5: Solve for x
    x = 5,662,261.68/3,437.92
  6. Step 6: Final answer
    x = 1,647.00

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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.