Home / 6,213.68-9,320.56-2,700.80

Finding the Fourth Proportional to 6,213.68, 9,320.56 and 2,700.80

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Solution

The fourth proportional to 6,213.68, 9,320.56 and 2,700.80 is: 4,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.68 : 9,320.56 = 2,700.80 : x
  2. Step 2: Convert to fraction form
    6,213.68/9,320.56 = 2,700.80/x
  3. Step 3: Cross multiply
    6,213.68x = 9,320.56 × 2,700.80
  4. Step 4: Simplify right side
    6,213.68x = 25,172,968.45
  5. Step 5: Solve for x
    x = 25,172,968.45/6,213.68
  6. Step 6: Final answer
    x = 4,051.22

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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.