Home / 1,351.31-2,025.56-473.04

Finding the Fourth Proportional to 1,351.31, 2,025.56 and 473.04

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Solution

The fourth proportional to 1,351.31, 2,025.56 and 473.04 is: 709.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.31 : 2,025.56 = 473.04 : x
  2. Step 2: Convert to fraction form
    1,351.31/2,025.56 = 473.04/x
  3. Step 3: Cross multiply
    1,351.31x = 2,025.56 × 473.04
  4. Step 4: Simplify right side
    1,351.31x = 958,172.09
  5. Step 5: Solve for x
    x = 958,172.09/1,351.31
  6. Step 6: Final answer
    x = 709.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.