Home / 3,491.48-5,242.08-1,761.32

Finding the Fourth Proportional to 3,491.48, 5,242.08 and 1,761.32

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Solution

The fourth proportional to 3,491.48, 5,242.08 and 1,761.32 is: 2,644.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.48 : 5,242.08 = 1,761.32 : x
  2. Step 2: Convert to fraction form
    3,491.48/5,242.08 = 1,761.32/x
  3. Step 3: Cross multiply
    3,491.48x = 5,242.08 × 1,761.32
  4. Step 4: Simplify right side
    3,491.48x = 9,232,980.35
  5. Step 5: Solve for x
    x = 9,232,980.35/3,491.48
  6. Step 6: Final answer
    x = 2,644.43

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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.