Home / 7,232.90-10,851.78-2,850.80

Finding the Fourth Proportional to 7,232.90, 10,851.78 and 2,850.80

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Solution

The fourth proportional to 7,232.90, 10,851.78 and 2,850.80 is: 4,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232.90 : 10,851.78 = 2,850.80 : x
  2. Step 2: Convert to fraction form
    7,232.90/10,851.78 = 2,850.80/x
  3. Step 3: Cross multiply
    7,232.90x = 10,851.78 × 2,850.80
  4. Step 4: Simplify right side
    7,232.90x = 30,936,254.42
  5. Step 5: Solve for x
    x = 30,936,254.42/7,232.90
  6. Step 6: Final answer
    x = 4,277.16

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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.