Home / 8,350.01-12,515.99-4,181.75

Finding the Fourth Proportional to 8,350.01, 12,515.99 and 4,181.75

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Solution

The fourth proportional to 8,350.01, 12,515.99 and 4,181.75 is: 6,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.01 : 12,515.99 = 4,181.75 : x
  2. Step 2: Convert to fraction form
    8,350.01/12,515.99 = 4,181.75/x
  3. Step 3: Cross multiply
    8,350.01x = 12,515.99 × 4,181.75
  4. Step 4: Simplify right side
    8,350.01x = 52,338,657.69
  5. Step 5: Solve for x
    x = 52,338,657.69/8,350.01
  6. Step 6: Final answer
    x = 6,268.10

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1.5x scale

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.