Home / 5,340.96-8,012.37-2,572.62

Finding the Fourth Proportional to 5,340.96, 8,012.37 and 2,572.62

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Solution

The fourth proportional to 5,340.96, 8,012.37 and 2,572.62 is: 3,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.96 : 8,012.37 = 2,572.62 : x
  2. Step 2: Convert to fraction form
    5,340.96/8,012.37 = 2,572.62/x
  3. Step 3: Cross multiply
    5,340.96x = 8,012.37 × 2,572.62
  4. Step 4: Simplify right side
    5,340.96x = 20,612,783.31
  5. Step 5: Solve for x
    x = 20,612,783.31/5,340.96
  6. Step 6: Final answer
    x = 3,859.38

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1.5x scale

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.