Home / 2,440.01-3,367.20-1,320.94

Finding the Fourth Proportional to 2,440.01, 3,367.20 and 1,320.94

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Solution

The fourth proportional to 2,440.01, 3,367.20 and 1,320.94 is: 1,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.01 : 3,367.20 = 1,320.94 : x
  2. Step 2: Convert to fraction form
    2,440.01/3,367.20 = 1,320.94/x
  3. Step 3: Cross multiply
    2,440.01x = 3,367.20 × 1,320.94
  4. Step 4: Simplify right side
    2,440.01x = 4,447,882.23
  5. Step 5: Solve for x
    x = 4,447,882.23/2,440.01
  6. Step 6: Final answer
    x = 1,822.90

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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.