Home / 6,720.24-10,081.44-4,126.08

Finding the Fourth Proportional to 6,720.24, 10,081.44 and 4,126.08

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Solution

The fourth proportional to 6,720.24, 10,081.44 and 4,126.08 is: 6,189.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.24 : 10,081.44 = 4,126.08 : x
  2. Step 2: Convert to fraction form
    6,720.24/10,081.44 = 4,126.08/x
  3. Step 3: Cross multiply
    6,720.24x = 10,081.44 × 4,126.08
  4. Step 4: Simplify right side
    6,720.24x = 41,596,827.96
  5. Step 5: Solve for x
    x = 41,596,827.96/6,720.24
  6. Step 6: Final answer
    x = 6,189.78

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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.