Home / 8,356.32-12,535.50-3,090.44

Finding the Fourth Proportional to 8,356.32, 12,535.50 and 3,090.44

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Solution

The fourth proportional to 8,356.32, 12,535.50 and 3,090.44 is: 4,636.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.32 : 12,535.50 = 3,090.44 : x
  2. Step 2: Convert to fraction form
    8,356.32/12,535.50 = 3,090.44/x
  3. Step 3: Cross multiply
    8,356.32x = 12,535.50 × 3,090.44
  4. Step 4: Simplify right side
    8,356.32x = 38,740,147.94
  5. Step 5: Solve for x
    x = 38,740,147.94/8,356.32
  6. Step 6: Final answer
    x = 4,636.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.