Home / 2,340.09-3,222.18-2,043.63

Finding the Fourth Proportional to 2,340.09, 3,222.18 and 2,043.63

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Solution

The fourth proportional to 2,340.09, 3,222.18 and 2,043.63 is: 2,813.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.09 : 3,222.18 = 2,043.63 : x
  2. Step 2: Convert to fraction form
    2,340.09/3,222.18 = 2,043.63/x
  3. Step 3: Cross multiply
    2,340.09x = 3,222.18 × 2,043.63
  4. Step 4: Simplify right side
    2,340.09x = 6,584,943.71
  5. Step 5: Solve for x
    x = 6,584,943.71/2,340.09
  6. Step 6: Final answer
    x = 2,813.97

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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.