Home / 6,309.36-8,706.60-3,514.32

Finding the Fourth Proportional to 6,309.36, 8,706.60 and 3,514.32

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Solution

The fourth proportional to 6,309.36, 8,706.60 and 3,514.32 is: 4,849.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309.36 : 8,706.60 = 3,514.32 : x
  2. Step 2: Convert to fraction form
    6,309.36/8,706.60 = 3,514.32/x
  3. Step 3: Cross multiply
    6,309.36x = 8,706.60 × 3,514.32
  4. Step 4: Simplify right side
    6,309.36x = 30,597,778.51
  5. Step 5: Solve for x
    x = 30,597,778.51/6,309.36
  6. Step 6: Final answer
    x = 4,849.59

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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.