Home / 8,020.35-11,067.63-4,435.10

Finding the Fourth Proportional to 8,020.35, 11,067.63 and 4,435.10

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Solution

The fourth proportional to 8,020.35, 11,067.63 and 4,435.10 is: 6,120.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.35 : 11,067.63 = 4,435.10 : x
  2. Step 2: Convert to fraction form
    8,020.35/11,067.63 = 4,435.10/x
  3. Step 3: Cross multiply
    8,020.35x = 11,067.63 × 4,435.10
  4. Step 4: Simplify right side
    8,020.35x = 49,086,045.81
  5. Step 5: Solve for x
    x = 49,086,045.81/8,020.35
  6. Step 6: Final answer
    x = 6,120.19

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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.