Home / 8,035.58-11,092.20-7,813.64

Finding the Fourth Proportional to 8,035.58, 11,092.20 and 7,813.64

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Solution

The fourth proportional to 8,035.58, 11,092.20 and 7,813.64 is: 10,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,035.58 : 11,092.20 = 7,813.64 : x
  2. Step 2: Convert to fraction form
    8,035.58/11,092.20 = 7,813.64/x
  3. Step 3: Cross multiply
    8,035.58x = 11,092.20 × 7,813.64
  4. Step 4: Simplify right side
    8,035.58x = 86,670,457.61
  5. Step 5: Solve for x
    x = 86,670,457.61/8,035.58
  6. Step 6: Final answer
    x = 10,785.84

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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.