Home / 5,245.10-7,239.07-3,833.43

Finding the Fourth Proportional to 5,245.10, 7,239.07 and 3,833.43

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Solution

The fourth proportional to 5,245.10, 7,239.07 and 3,833.43 is: 5,290.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.10 : 7,239.07 = 3,833.43 : x
  2. Step 2: Convert to fraction form
    5,245.10/7,239.07 = 3,833.43/x
  3. Step 3: Cross multiply
    5,245.10x = 7,239.07 × 3,833.43
  4. Step 4: Simplify right side
    5,245.10x = 27,750,468.11
  5. Step 5: Solve for x
    x = 27,750,468.11/5,245.10
  6. Step 6: Final answer
    x = 5,290.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.