Home / 5,206.66-7,791.45-4,173.30

Finding the Fourth Proportional to 5,206.66, 7,791.45 and 4,173.30

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Solution

The fourth proportional to 5,206.66, 7,791.45 and 4,173.30 is: 6,245.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.66 : 7,791.45 = 4,173.30 : x
  2. Step 2: Convert to fraction form
    5,206.66/7,791.45 = 4,173.30/x
  3. Step 3: Cross multiply
    5,206.66x = 7,791.45 × 4,173.30
  4. Step 4: Simplify right side
    5,206.66x = 32,516,058.29
  5. Step 5: Solve for x
    x = 32,516,058.29/5,206.66
  6. Step 6: Final answer
    x = 6,245.09

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1.5x scale

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.