Home / 5,403.98-7,460.42-3,734.37

Finding the Fourth Proportional to 5,403.98, 7,460.42 and 3,734.37

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Solution

The fourth proportional to 5,403.98, 7,460.42 and 3,734.37 is: 5,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.98 : 7,460.42 = 3,734.37 : x
  2. Step 2: Convert to fraction form
    5,403.98/7,460.42 = 3,734.37/x
  3. Step 3: Cross multiply
    5,403.98x = 7,460.42 × 3,734.37
  4. Step 4: Simplify right side
    5,403.98x = 27,859,977.97
  5. Step 5: Solve for x
    x = 27,859,977.97/5,403.98
  6. Step 6: Final answer
    x = 5,155.46

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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.