Home / 3,631.10-5,446.98-1,165.32

Finding the Fourth Proportional to 3,631.10, 5,446.98 and 1,165.32

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Solution

The fourth proportional to 3,631.10, 5,446.98 and 1,165.32 is: 1,748.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.10 : 5,446.98 = 1,165.32 : x
  2. Step 2: Convert to fraction form
    3,631.10/5,446.98 = 1,165.32/x
  3. Step 3: Cross multiply
    3,631.10x = 5,446.98 × 1,165.32
  4. Step 4: Simplify right side
    3,631.10x = 6,347,474.73
  5. Step 5: Solve for x
    x = 6,347,474.73/3,631.10
  6. Step 6: Final answer
    x = 1,748.09

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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.