Home / 3,267.34-4,900.10-1,319.09

Finding the Fourth Proportional to 3,267.34, 4,900.10 and 1,319.09

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Solution

The fourth proportional to 3,267.34, 4,900.10 and 1,319.09 is: 1,978.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.34 : 4,900.10 = 1,319.09 : x
  2. Step 2: Convert to fraction form
    3,267.34/4,900.10 = 1,319.09/x
  3. Step 3: Cross multiply
    3,267.34x = 4,900.10 × 1,319.09
  4. Step 4: Simplify right side
    3,267.34x = 6,463,641.81
  5. Step 5: Solve for x
    x = 6,463,641.81/3,267.34
  6. Step 6: Final answer
    x = 1,978.26

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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.