Home / 3,960.76-5,465.47-2,367.09

Finding the Fourth Proportional to 3,960.76, 5,465.47 and 2,367.09

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Solution

The fourth proportional to 3,960.76, 5,465.47 and 2,367.09 is: 3,266.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960.76 : 5,465.47 = 2,367.09 : x
  2. Step 2: Convert to fraction form
    3,960.76/5,465.47 = 2,367.09/x
  3. Step 3: Cross multiply
    3,960.76x = 5,465.47 × 2,367.09
  4. Step 4: Simplify right side
    3,960.76x = 12,937,249.19
  5. Step 5: Solve for x
    x = 12,937,249.19/3,960.76
  6. Step 6: Final answer
    x = 3,266.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.