Home / 6,302.36-8,698.31-3,651.38

Finding the Fourth Proportional to 6,302.36, 8,698.31 and 3,651.38

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Solution

The fourth proportional to 6,302.36, 8,698.31 and 3,651.38 is: 5,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302.36 : 8,698.31 = 3,651.38 : x
  2. Step 2: Convert to fraction form
    6,302.36/8,698.31 = 3,651.38/x
  3. Step 3: Cross multiply
    6,302.36x = 8,698.31 × 3,651.38
  4. Step 4: Simplify right side
    6,302.36x = 31,760,773.42
  5. Step 5: Solve for x
    x = 31,760,773.42/6,302.36
  6. Step 6: Final answer
    x = 5,039.51

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Half scale
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Double scale
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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.