Home / 10,215.99-15,318.94-6,000.30

Finding the Fourth Proportional to 10,215.99, 15,318.94 and 6,000.30

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Solution

The fourth proportional to 10,215.99, 15,318.94 and 6,000.30 is: 8,997.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215.99 : 15,318.94 = 6,000.30 : x
  2. Step 2: Convert to fraction form
    10,215.99/15,318.94 = 6,000.30/x
  3. Step 3: Cross multiply
    10,215.99x = 15,318.94 × 6,000.30
  4. Step 4: Simplify right side
    10,215.99x = 91,918,235.68
  5. Step 5: Solve for x
    x = 91,918,235.68/10,215.99
  6. Step 6: Final answer
    x = 8,997.49

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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.