Home / 3,739.36-5,148.72-3,207.52

Finding the Fourth Proportional to 3,739.36, 5,148.72 and 3,207.52

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Solution

The fourth proportional to 3,739.36, 5,148.72 and 3,207.52 is: 4,416.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.36 : 5,148.72 = 3,207.52 : x
  2. Step 2: Convert to fraction form
    3,739.36/5,148.72 = 3,207.52/x
  3. Step 3: Cross multiply
    3,739.36x = 5,148.72 × 3,207.52
  4. Step 4: Simplify right side
    3,739.36x = 16,514,622.37
  5. Step 5: Solve for x
    x = 16,514,622.37/3,739.36
  6. Step 6: Final answer
    x = 4,416.43

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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.