Home / 1,844.76-2,542.92-1,622.40

Finding the Fourth Proportional to 1,844.76, 2,542.92 and 1,622.40

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Solution

The fourth proportional to 1,844.76, 2,542.92 and 1,622.40 is: 2,236.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.76 : 2,542.92 = 1,622.40 : x
  2. Step 2: Convert to fraction form
    1,844.76/2,542.92 = 1,622.40/x
  3. Step 3: Cross multiply
    1,844.76x = 2,542.92 × 1,622.40
  4. Step 4: Simplify right side
    1,844.76x = 4,125,633.41
  5. Step 5: Solve for x
    x = 4,125,633.41/1,844.76
  6. Step 6: Final answer
    x = 2,236.41

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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.