Home / 2,214.20-3,320.24-1,043.23

Finding the Fourth Proportional to 2,214.20, 3,320.24 and 1,043.23

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Solution

The fourth proportional to 2,214.20, 3,320.24 and 1,043.23 is: 1,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.20 : 3,320.24 = 1,043.23 : x
  2. Step 2: Convert to fraction form
    2,214.20/3,320.24 = 1,043.23/x
  3. Step 3: Cross multiply
    2,214.20x = 3,320.24 × 1,043.23
  4. Step 4: Simplify right side
    2,214.20x = 3,463,772.55
  5. Step 5: Solve for x
    x = 3,463,772.55/2,214.20
  6. Step 6: Final answer
    x = 1,564.34

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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.