Home / 5,400.75-7,453.23-3,010.83

Finding the Fourth Proportional to 5,400.75, 7,453.23 and 3,010.83

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Solution

The fourth proportional to 5,400.75, 7,453.23 and 3,010.83 is: 4,155.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.75 : 7,453.23 = 3,010.83 : x
  2. Step 2: Convert to fraction form
    5,400.75/7,453.23 = 3,010.83/x
  3. Step 3: Cross multiply
    5,400.75x = 7,453.23 × 3,010.83
  4. Step 4: Simplify right side
    5,400.75x = 22,440,408.48
  5. Step 5: Solve for x
    x = 22,440,408.48/5,400.75
  6. Step 6: Final answer
    x = 4,155.05

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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.