Home / 6,814.06-10,218.78-2,430.88

Finding the Fourth Proportional to 6,814.06, 10,218.78 and 2,430.88

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Solution

The fourth proportional to 6,814.06, 10,218.78 and 2,430.88 is: 3,645.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.06 : 10,218.78 = 2,430.88 : x
  2. Step 2: Convert to fraction form
    6,814.06/10,218.78 = 2,430.88/x
  3. Step 3: Cross multiply
    6,814.06x = 10,218.78 × 2,430.88
  4. Step 4: Simplify right side
    6,814.06x = 24,840,627.93
  5. Step 5: Solve for x
    x = 24,840,627.93/6,814.06
  6. Step 6: Final answer
    x = 3,645.50

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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.