Home / 5,462.83-7,539.35-3,105.33

Finding the Fourth Proportional to 5,462.83, 7,539.35 and 3,105.33

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Solution

The fourth proportional to 5,462.83, 7,539.35 and 3,105.33 is: 4,285.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.83 : 7,539.35 = 3,105.33 : x
  2. Step 2: Convert to fraction form
    5,462.83/7,539.35 = 3,105.33/x
  3. Step 3: Cross multiply
    5,462.83x = 7,539.35 × 3,105.33
  4. Step 4: Simplify right side
    5,462.83x = 23,412,169.74
  5. Step 5: Solve for x
    x = 23,412,169.74/5,462.83
  6. Step 6: Final answer
    x = 4,285.72

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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.