Home / 3,209.19-4,814.43-1,360.30

Finding the Fourth Proportional to 3,209.19, 4,814.43 and 1,360.30

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Solution

The fourth proportional to 3,209.19, 4,814.43 and 1,360.30 is: 2,040.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.19 : 4,814.43 = 1,360.30 : x
  2. Step 2: Convert to fraction form
    3,209.19/4,814.43 = 1,360.30/x
  3. Step 3: Cross multiply
    3,209.19x = 4,814.43 × 1,360.30
  4. Step 4: Simplify right side
    3,209.19x = 6,549,058.02
  5. Step 5: Solve for x
    x = 6,549,058.02/3,209.19
  6. Step 6: Final answer
    x = 2,040.72

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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.