Home / 3,358.50-5,038.38-1,137.12

Finding the Fourth Proportional to 3,358.50, 5,038.38 and 1,137.12

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Solution

The fourth proportional to 3,358.50, 5,038.38 and 1,137.12 is: 1,705.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.50 : 5,038.38 = 1,137.12 : x
  2. Step 2: Convert to fraction form
    3,358.50/5,038.38 = 1,137.12/x
  3. Step 3: Cross multiply
    3,358.50x = 5,038.38 × 1,137.12
  4. Step 4: Simplify right side
    3,358.50x = 5,729,242.67
  5. Step 5: Solve for x
    x = 5,729,242.67/3,358.50
  6. Step 6: Final answer
    x = 1,705.89

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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.