Home / 2,756.92-4,130.17-2,137.59

Finding the Fourth Proportional to 2,756.92, 4,130.17 and 2,137.59

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Solution

The fourth proportional to 2,756.92, 4,130.17 and 2,137.59 is: 3,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.92 : 4,130.17 = 2,137.59 : x
  2. Step 2: Convert to fraction form
    2,756.92/4,130.17 = 2,137.59/x
  3. Step 3: Cross multiply
    2,756.92x = 4,130.17 × 2,137.59
  4. Step 4: Simplify right side
    2,756.92x = 8,828,610.09
  5. Step 5: Solve for x
    x = 8,828,610.09/2,756.92
  6. Step 6: Final answer
    x = 3,202.35

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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.