Home / 2,622.52-3,925.63-1,960.49

Finding the Fourth Proportional to 2,622.52, 3,925.63 and 1,960.49

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Solution

The fourth proportional to 2,622.52, 3,925.63 and 1,960.49 is: 2,934.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.52 : 3,925.63 = 1,960.49 : x
  2. Step 2: Convert to fraction form
    2,622.52/3,925.63 = 1,960.49/x
  3. Step 3: Cross multiply
    2,622.52x = 3,925.63 × 1,960.49
  4. Step 4: Simplify right side
    2,622.52x = 7,696,163.27
  5. Step 5: Solve for x
    x = 7,696,163.27/2,622.52
  6. Step 6: Final answer
    x = 2,934.65

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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.