Home / 7,031.28-10,537.83-2,866.44

Finding the Fourth Proportional to 7,031.28, 10,537.83 and 2,866.44

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Solution

The fourth proportional to 7,031.28, 10,537.83 and 2,866.44 is: 4,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.28 : 10,537.83 = 2,866.44 : x
  2. Step 2: Convert to fraction form
    7,031.28/10,537.83 = 2,866.44/x
  3. Step 3: Cross multiply
    7,031.28x = 10,537.83 × 2,866.44
  4. Step 4: Simplify right side
    7,031.28x = 30,206,057.43
  5. Step 5: Solve for x
    x = 30,206,057.43/7,031.28
  6. Step 6: Final answer
    x = 4,295.95

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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.