Home / 3,631.55-5,446.16-1,165.77

Finding the Fourth Proportional to 3,631.55, 5,446.16 and 1,165.77

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Solution

The fourth proportional to 3,631.55, 5,446.16 and 1,165.77 is: 1,748.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.55 : 5,446.16 = 1,165.77 : x
  2. Step 2: Convert to fraction form
    3,631.55/5,446.16 = 1,165.77/x
  3. Step 3: Cross multiply
    3,631.55x = 5,446.16 × 1,165.77
  4. Step 4: Simplify right side
    3,631.55x = 6,348,964.11
  5. Step 5: Solve for x
    x = 6,348,964.11/3,631.55
  6. Step 6: Final answer
    x = 1,748.28

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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.