Home / 1,796.28-2,481.21-1,325.13

Finding the Fourth Proportional to 1,796.28, 2,481.21 and 1,325.13

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Solution

The fourth proportional to 1,796.28, 2,481.21 and 1,325.13 is: 1,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.28 : 2,481.21 = 1,325.13 : x
  2. Step 2: Convert to fraction form
    1,796.28/2,481.21 = 1,325.13/x
  3. Step 3: Cross multiply
    1,796.28x = 2,481.21 × 1,325.13
  4. Step 4: Simplify right side
    1,796.28x = 3,287,925.81
  5. Step 5: Solve for x
    x = 3,287,925.81/1,796.28
  6. Step 6: Final answer
    x = 1,830.41

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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.