Home / 3,495.21-5,242.53-1,029.99

Finding the Fourth Proportional to 3,495.21, 5,242.53 and 1,029.99

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Solution

The fourth proportional to 3,495.21, 5,242.53 and 1,029.99 is: 1,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.21 : 5,242.53 = 1,029.99 : x
  2. Step 2: Convert to fraction form
    3,495.21/5,242.53 = 1,029.99/x
  3. Step 3: Cross multiply
    3,495.21x = 5,242.53 × 1,029.99
  4. Step 4: Simplify right side
    3,495.21x = 5,399,753.47
  5. Step 5: Solve for x
    x = 5,399,753.47/3,495.21
  6. Step 6: Final answer
    x = 1,544.90

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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.