Home / 2,440.10-3,367.32-1,321.04

Finding the Fourth Proportional to 2,440.10, 3,367.32 and 1,321.04

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Solution

The fourth proportional to 2,440.10, 3,367.32 and 1,321.04 is: 1,823.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.10 : 3,367.32 = 1,321.04 : x
  2. Step 2: Convert to fraction form
    2,440.10/3,367.32 = 1,321.04/x
  3. Step 3: Cross multiply
    2,440.10x = 3,367.32 × 1,321.04
  4. Step 4: Simplify right side
    2,440.10x = 4,448,347.58
  5. Step 5: Solve for x
    x = 4,448,347.58/2,440.10
  6. Step 6: Final answer
    x = 1,823.02

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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.