Home / 1,352.16-2,027.38-474.34

Finding the Fourth Proportional to 1,352.16, 2,027.38 and 474.34

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Solution

The fourth proportional to 1,352.16, 2,027.38 and 474.34 is: 711.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.16 : 2,027.38 = 474.34 : x
  2. Step 2: Convert to fraction form
    1,352.16/2,027.38 = 474.34/x
  3. Step 3: Cross multiply
    1,352.16x = 2,027.38 × 474.34
  4. Step 4: Simplify right side
    1,352.16x = 961,667.43
  5. Step 5: Solve for x
    x = 961,667.43/1,352.16
  6. Step 6: Final answer
    x = 711.21

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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.