Home / 2,335.46-3,222.86-1,340.68

Finding the Fourth Proportional to 2,335.46, 3,222.86 and 1,340.68

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Solution

The fourth proportional to 2,335.46, 3,222.86 and 1,340.68 is: 1,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.46 : 3,222.86 = 1,340.68 : x
  2. Step 2: Convert to fraction form
    2,335.46/3,222.86 = 1,340.68/x
  3. Step 3: Cross multiply
    2,335.46x = 3,222.86 × 1,340.68
  4. Step 4: Simplify right side
    2,335.46x = 4,320,823.94
  5. Step 5: Solve for x
    x = 4,320,823.94/2,335.46
  6. Step 6: Final answer
    x = 1,850.10

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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.