Home / 2,214.24-3,055.23-1,329.72

Finding the Fourth Proportional to 2,214.24, 3,055.23 and 1,329.72

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Solution

The fourth proportional to 2,214.24, 3,055.23 and 1,329.72 is: 1,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.24 : 3,055.23 = 1,329.72 : x
  2. Step 2: Convert to fraction form
    2,214.24/3,055.23 = 1,329.72/x
  3. Step 3: Cross multiply
    2,214.24x = 3,055.23 × 1,329.72
  4. Step 4: Simplify right side
    2,214.24x = 4,062,600.44
  5. Step 5: Solve for x
    x = 4,062,600.44/2,214.24
  6. Step 6: Final answer
    x = 1,834.76

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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.