Home / 7,013.18-10,519.78-2,850.25

Finding the Fourth Proportional to 7,013.18, 10,519.78 and 2,850.25

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Solution

The fourth proportional to 7,013.18, 10,519.78 and 2,850.25 is: 4,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.18 : 10,519.78 = 2,850.25 : x
  2. Step 2: Convert to fraction form
    7,013.18/10,519.78 = 2,850.25/x
  3. Step 3: Cross multiply
    7,013.18x = 10,519.78 × 2,850.25
  4. Step 4: Simplify right side
    7,013.18x = 29,983,969.52
  5. Step 5: Solve for x
    x = 29,983,969.52/7,013.18
  6. Step 6: Final answer
    x = 4,275.38

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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.